russ2000_0605|PRK|Short Name|total_current_assets|cash_on_hand|inventories_net|net_ppe|goodwill_and_intangible|liabilities|total_current_liabilities|total_long_term_liab|total_deposits|book_value_of_equity|retained_earnings|treasury_stock|ev_revenues|ev_earnings|ev_free_cash_flow|ev_assets|ps_ratio|pe_ratio|price_to_book_value|peg_ratio|debt_equity_ratio|dividend_yield|shareholder_yield_ttm|percent_of_shares_outstanding|average_shares_outs_diluted|eps|dividend_per_share|revenues|gross_profit|sga_expense|pre_tax_income|net_income|interest_income|price|total_return_price|enterprise_value|price_next_month| russ2000_0605|PRK|Long Name|Park National Corp Total Current Assets (Quarterly) (USD)|Park National Corp Cash and Short Term Investments (Quarterly) (USD)|Park National Corp Inventories (Quarterly) (USD)|Park National Corp Net PP&E (Quarterly) (USD)|Park National Corp Goodwill and Intangibles (Quarterly) (USD)|Park National Corp Total Liabilities (Quarterly) (USD)|Park National Corp Total Current Liabilities (Quarterly) (USD)|Park National Corp Total Long Term Liabilities (Quarterly) (USD)|Park National Corp Total Deposits (Quarterly) (USD)|Park National Corp Book Value (Quarterly) (USD)|Park National Corp Retained Earnings (Quarterly) (USD)|Park National Corp Treasury Stock (Quarterly) (USD)|Park National Corp EV to Revenues|Park National Corp EV to Earnings|Park National Corp EV to Free Cash Flow|Park National Corp EV to Assets (Quarterly)|Park National Corp PS Ratio|Park National Corp PE Ratio|Park National Corp Price to Book Value|Park National Corp PEG Ratio|Park National Corp Debt to Equity Ratio|Park National Corp Dividend Yield|Park National Corp Shareholder Yield (TTM)|Park National Corp Percent of Shares Outstanding Short|Park National Corp Average Diluted Shares Outstanding (Quarterly)|Park National Corp EPS Diluted (Quarterly) (USD)|Park National Corp Dividend Per Share (Quarterly) (USD)|Park National Corp Revenue (Quarterly) (USD)|Park National Corp Gross Profit (Quarterly) (USD)|Park National Corp SG&A Expense (Quarterly) (USD)|Park National Corp Pre-Tax Income (Quarterly) (USD)|Park National Corp Net Income (Quarterly) (USD)|Park National Corp Net Interest Income (Quarterly) (USD)|Park National Corp Price (USD)|Park National Corp Total Return Price (USD)|Park National Corp Enterprise Value (USD)|| russ2000_0605|PRK|Unit|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|figure_USD_metric|percent_USD_metric|percent_USD_metric|percent_USD_metric|mil_figure_USD_metric|figure_money_USD_per_share_metric|figure_money_USD_per_share_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|mil_figure_money_USD_metric|figure_money_USD_price|figure_money_USD_price|mil_figure_money_USD_metric|| russ2000_0605|PRK|198803||||||||||||||||||||||||||0.3522||||||2.5|||||| russ2000_0605|PRK|198806||||||||||||||||||||||||||0.3522||||||2.5|||||| russ2000_0605|PRK|198809||||||||||||||||||||||||||0.3618|0.0227|||||2.5|||||| russ2000_0605|PRK|198812|||||||||||||||||||||||||||0.0227|||||2.5|||||| russ2000_0605|PRK|198903||||||||||||||||||||||||||0.4094|0.0227|||||2.8|||||| russ2000_0605|PRK|198906||||||||||||||||||||||||||0.3903||||||2.8|||||| russ2000_0605|PRK|198909||||||||||||||||||||||||||0.4094|0.0227|||||2.8|||||| russ2000_0605|PRK|198912|||||||||||||||||||||||||7.0627||0.1187|||||2.9|||||| russ2000_0605|PRK|199003|||||||||||||||||||||||||7.0627|0.495|0.1294|||||3.8|||||| russ2000_0605|PRK||||||||||||||||||||||||||7.0627|0.4379||||||3.4|||||14.7377|1990-08-31/dividend_yield|3.5937|1990-08-31/price|14.7377|1990-08-31/total_return_price|4.6356 russ2000_0605|PRK|199009|248.1|95.9||16.7||1034.8||976.7|961.2|73|47.8|||||0.0291|||||0.2123|3.7374|||7.7174|0.4665|0.1294|15||3.7|5.2|3.6|12|14.171|4.4573|32.1904|12.5272|1990-10-01/price_to_book_value|1.5423|1990-10-15/price_to_book_value|1.3572|1990-10-29/price_to_book_value|1.3634|1990-11-12/price_to_book_value|1.3449|1990-11-26/price_to_book_value|1.456|1990-10-12/dividend_yield|3.7675|1990-10-26/dividend_yield|4.2278|1990-11-09/dividend_yield|4.286|1990-11-23/dividend_yield|3.9591|1990-10-08/percent_of_shares_outstanding|0.0511|1990-11-08/percent_of_shares_outstanding|0.0456|1990-10-31/price|12.5272|1990-11-30/price|13.3774|1990-10-31/total_return_price|3.9403|1990-11-30/total_return_price|4.2077|1990-10-15/enterprise_value|18.6792|1990-10-29/enterprise_value|19.1299|1990-11-12/enterprise_value|17.7782|1990-11-26/enterprise_value|25.8847 russ2000_0605|PRK|199012|104.9|95.3||16.4|8.7|1029.8|61.2|959.5|959.5|73.9|48.8|||||0.0478||7.5841|1.53||0.636|3.6828||0.0401|7.8323|0.3046|0.1294|14.2||6.7|4|2.4|12.3|12.9238|4.1317|31.2894|12.017|1991-01-09/pe_ratio|7.0519|1991-01-23/pe_ratio|7.318|1991-02-06/pe_ratio|7.9832|1991-02-20/pe_ratio|10.2452|1991-01-07/price_to_book_value|1.439|1991-01-21/price_to_book_value|1.3191|1991-02-04/price_to_book_value|1.3431|1991-02-19/price_to_book_value|1.7988|1991-01-04/dividend_yield|3.8056|1991-01-18/dividend_yield|3.8056|1991-02-01/dividend_yield|4.1515|1991-02-15/dividend_yield|3.1934|1991-01-08/percent_of_shares_outstanding|0.0426|1991-02-08/percent_of_shares_outstanding|0.0362|1991-01-09/price|12.017|1991-01-31/price|12.4705|1991-02-28/price|15.8715|1991-01-09/total_return_price|3.8418|1991-01-31/total_return_price|3.9867|1991-02-28/total_return_price|5.1186|1991-01-07/enterprise_value|58.0417|1991-01-21/enterprise_value|49.1805|1991-02-04/enterprise_value|50.9516|1991-02-19/enterprise_value|84.6288 russ2000_0605|PRK|199103|350|85.7||16.5||1035.6|50.8|974.8|966.7|76.9|51.7|||||0.0906||9.846|1.7748||0.7659|3.0674||0.0684|7.7809|0.5141|0.1403|14.6||3.8|5.7|4|12.2|16.325|5.2649|82.8545|17.9121|1991-04-03/pe_ratio|10.2636|1991-04-17/pe_ratio|10.3952|1991-05-01/pe_ratio|10.3952|1991-05-15/pe_ratio|12.1057|1991-05-29/pe_ratio|11.8426|1991-04-02/price_to_book_value|1.7461|1991-04-16/price_to_book_value|1.821|1991-04-30/price_to_book_value|1.821|1991-05-14/price_to_book_value|2.0285|1991-05-28/price_to_book_value|2.0746|1991-04-01/dividend_yield|3.0674|1991-04-15/dividend_yield|2.9509|1991-04-29/dividend_yield|2.9509|1991-05-13/dividend_yield|2.9509|1991-05-28/dividend_yield|2.6542|1991-04-08/percent_of_shares_outstanding|0.0853|1991-05-08/percent_of_shares_outstanding|0.1589|1991-04-30/price|17.9121|1991-05-31/price|20.4062|1991-04-30/total_return_price|5.7767|1991-05-31/total_return_price|6.6274|1991-04-02/enterprise_value|107.4753|1991-04-16/enterprise_value|113.237|1991-04-30/enterprise_value|113.237|1991-05-14/enterprise_value|129.1906|1991-05-28/enterprise_value|132.7358 russ2000_0605|PRK|199106|386.5|87.3||16.3||1065.3|62.2|993.2|985.1|79.7|54.5||2.3156|9.7456||0.1183|2.5882|11.3162|1.9824||0.8821|2.7776||0.0335|7.7295|0.5046|0.1425|14.7||3.8|5.5|3.9|12.4|19.4992|6.3328|125.6446|19.9527|1991-07-15/ev_revenues|2.4369|1991-07-29/ev_revenues|2.4369|1991-08-12/ev_revenues|2.3762|1991-08-26/ev_revenues|2.4975|1991-07-15/ps_ratio|2.7086|1991-07-29/ps_ratio|2.7086|1991-08-12/ps_ratio|2.6484|1991-08-26/ps_ratio|2.7688|1991-07-10/pe_ratio|11.4016|1991-07-24/pe_ratio|11.4016|1991-08-07/pe_ratio|11.5917|1991-08-21/pe_ratio|11.1483|1991-07-09/price_to_book_value|1.8685|1991-07-23/price_to_book_value|2.002|1991-08-06/price_to_book_value|2.0353|1991-08-20/price_to_book_value|1.913|1991-07-09/dividend_yield|2.8438|1991-07-23/dividend_yield|2.6542|1991-08-06/dividend_yield|2.6107|1991-08-20/dividend_yield|2.8446|1991-07-08/percent_of_shares_outstanding|0.0348|1991-08-08/percent_of_shares_outstanding|0.0395|1991-07-31/price|19.9527|1991-08-30/price|20.4062|1991-07-31/total_return_price|6.4801|1991-08-30/total_return_price|6.6762|1991-07-09/enterprise_value|131.9202|1991-07-23/enterprise_value|142.5562|1991-08-06/enterprise_value|145.2161|1991-08-20/enterprise_value|135.4641 russ2000_0605|PRK|199109|398.5|62||16.4||1083.1|78.2|996.4|988.3|82.4|57.2||2.5884|13.0724||0.1593|2.8591|11.655|2.0464||1.0473|2.659||0.046|7.7295|0.5046|0.1425|14.4||3.9|4.9|3.9|12.7|20.6328|6.7503|146.1011|20.4062|1991-10-07/ev_revenues|3.2366|1991-10-21/ev_revenues|3.2366|1991-11-04/ev_revenues|3.2366|1991-11-18/ev_revenues|3.1754|1991-10-07/ps_ratio|2.7986|1991-10-21/ps_ratio|2.7986|1991-11-04/ps_ratio|2.7986|1991-11-18/ps_ratio|2.7378|1991-10-02/pe_ratio|11.4122|1991-10-16/pe_ratio|11.2881|1991-10-30/pe_ratio|11.1641|1991-11-13/pe_ratio|11.4122|1991-11-27/pe_ratio|11.6602|1991-10-01/price_to_book_value|1.8933|1991-10-15/price_to_book_value|1.9579|1991-10-29/price_to_book_value|1.9364|1991-11-12/price_to_book_value|1.9794|1991-11-26/price_to_book_value|1.9794|1991-10-01/dividend_yield|2.7799|1991-10-15/dividend_yield|2.6883|1991-10-29/dividend_yield|2.7181|1991-11-12/dividend_yield|2.659|1991-11-26/dividend_yield|2.659|1991-10-08/percent_of_shares_outstanding|0.047|1991-11-08/percent_of_shares_outstanding|0.0318|1991-10-31/price|20.4062|1991-11-29/price|21.3131|1991-10-31/total_return_price|6.6762|1991-11-29/total_return_price|6.9728|1991-10-01/enterprise_value|180.3105|1991-10-15/enterprise_value|185.6278|1991-10-29/enterprise_value|183.8562|1991-11-12/enterprise_value|187.4011|1991-11-26/enterprise_value|187.4011 russ2000_0605|PRK|199112|73.5|64||16.4|7.1|1097.2|86.8|1003.9|996.8|83.6|58.4||3.6041|13.5256|10.6222|0.1718|3.1636|11.4122|2.0224||1.0718|2.6637||0.0265|7.8087|0.4094|0.1425|14.9||5.3|3.8|3.2|12.9|22.6734|7.5033|190.9468|28.7953|1992-01-13/ev_revenues|4.1883|1992-01-27/ev_revenues|4.0067|1992-02-10/ev_revenues|4.3395|1992-02-24/ev_revenues|4.1278|1992-01-14/ev_free_cash_flow|12.8498|1992-01-28/ev_free_cash_flow|12.6642|1992-02-11/ev_free_cash_flow|13.3139|1992-02-25/ev_free_cash_flow|12.6642|1992-01-13/ps_ratio|3.7241|1992-01-27/ps_ratio|3.5439|1992-02-10/ps_ratio|3.8743|1992-02-24/ps_ratio|3.6641|1992-01-09/pe_ratio|14.7828|1992-01-23/pe_ratio|14.7828|1992-02-06/pe_ratio|14.6655|1992-02-20/pe_ratio|14.9001|1992-01-07/price_to_book_value|2.672|1992-01-21/price_to_book_value|2.672|1992-02-04/price_to_book_value|2.7356|1992-02-18/price_to_book_value|2.7568|1992-01-07/dividend_yield|1.9872|1992-01-21/dividend_yield|1.9872|1992-02-04/dividend_yield|1.941|1992-02-18/dividend_yield|1.9626|1992-01-08/percent_of_shares_outstanding|0.0625|1992-02-07/percent_of_shares_outstanding|0.0297|1992-01-31/price|28.7953|1992-02-28/price|29.4756|1992-01-31/total_return_price|9.5292|1992-02-28/total_return_price|9.805|1992-01-07/enterprise_value|248.9777|1992-01-21/enterprise_value|248.9777|1992-02-04/enterprise_value|254.2964|1992-02-18/enterprise_value|256.0694 russ2000_0605|PRK|199203|95.4|95.4||16.3||1106.7|82.9|1013.5|1007.5|86.5|61.4||4.2488|14.1517|13.0355|0.1803|3.7842|14.5481|2.5619||1.0277|2.0411||0.0276|7.7399|0.5426|0.151|15.5||4.1|5.8|4.2|13|28.342|9.4279|215.1057|28.1151|1992-04-06/ev_revenues|3.5854|1992-04-20/ev_revenues|3.8238|1992-05-04/ev_revenues|3.4066|1992-05-18/ev_revenues|3.2875|1992-04-07/ev_free_cash_flow|9.831|1992-04-21/ev_free_cash_flow|10.1578|1992-05-05/ev_free_cash_flow|9.831|1992-05-19/ev_free_cash_flow|9.014|1992-04-06/ps_ratio|3.663|1992-04-20/ps_ratio|3.8993|1992-05-04/ps_ratio|3.4857|1992-05-18/ps_ratio|3.3676|1992-04-02/pe_ratio|14.6831|1992-04-16/pe_ratio|15.2613|1992-04-30/pe_ratio|14.3362|1992-05-14/pe_ratio|13.4113|1992-05-28/pe_ratio|13.1802|1992-04-14/price_to_book_value|2.7054|1992-04-28/price_to_book_value|2.6644|1992-05-12/price_to_book_value|2.4184|1992-05-26/price_to_book_value|2.4799|1992-04-14/dividend_yield|1.9328|1992-04-28/dividend_yield|1.9626|1992-05-12/dividend_yield|2.1621|1992-05-26/dividend_yield|2.1398|1992-04-08/percent_of_shares_outstanding|0.0311|1992-05-08/percent_of_shares_outstanding|0.0235|1992-04-30/price|28.1151|1992-05-29/price|25.8479|1992-04-30/total_return_price|9.3524|1992-05-29/total_return_price|8.6471|1992-04-14/enterprise_value|227.5161|1992-04-28/enterprise_value|223.9694|1992-05-12/enterprise_value|202.6949|1992-05-26/enterprise_value|208.014 russ2000_0605|PRK|199206|62.8|62.8||16.2||1100.9|70.8|1020.6|1014.6|89.6|64.5||3.4662|15.2325|10.5353|0.2009|3.5448|14.105|2.3365|1.1176|0.8571|2.2712||0.0247|7.8336|0.5617|0.151|15.7||4.1|6.1|4.4|13.1|28.7953|9.6331|195.6047|28.9654|1992-07-13/ev_revenues|3.9236|1992-07-27/ev_revenues|3.8064|1992-08-10/ev_revenues|3.9236|1992-08-24/ev_revenues|3.9529|1992-07-14/ev_free_cash_flow|10.4572|1992-07-28/ev_free_cash_flow|10.3791|1992-08-11/ev_free_cash_flow|10.4572|1992-08-25/ev_free_cash_flow|10.5353|1992-07-13/ps_ratio|3.6728|1992-07-27/ps_ratio|3.5562|1992-08-10/ps_ratio|3.6728|1992-08-24/ps_ratio|3.702|1992-07-09/pe_ratio|14.1552|1992-07-23/pe_ratio|13.7058|1992-08-06/pe_ratio|14.1552|1992-08-20/pe_ratio|14.1552|1992-07-07/price_to_book_value|2.4931|1992-07-21/price_to_book_value|2.4931|1992-08-04/price_to_book_value|2.5623|1992-08-18/price_to_book_value|2.5425|1992-07-14/peg_ratio|1.1088|1992-07-28/peg_ratio|1.1|1992-08-11/peg_ratio|1.1088|1992-08-25/peg_ratio|1.1176|1992-07-07/dividend_yield|2.0549|1992-07-21/dividend_yield|2.0549|1992-08-04/dividend_yield|1.9993|1992-08-18/dividend_yield|2.0443|1992-07-08/percent_of_shares_outstanding|0.0282|1992-08-07/percent_of_shares_outstanding|0.0415|1992-07-31/price|28.9654|1992-08-31/price|29.0788|1992-07-31/total_return_price|9.69|1992-08-31/total_return_price|9.7769|1992-07-07/enterprise_value|237.3777|1992-07-21/enterprise_value|237.3777|1992-08-04/enterprise_value|243.5829|1992-08-18/enterprise_value|241.8105 russ2000_0605|PRK|199209|48.6|48.6||16.1||1134.7|104.2|1020.1|1017.1|92.9|67.7||4.0701|17.2448|10.8477|0.229|3.8186|14.9416|2.4832|1.1528|1.1539|2.0932||0.0277|7.749|0.5807|0.151|16.4||4.2|6.3|4.5|13.9|28.4551|9.5672|236.4908|31.743|1992-10-06/ev_revenues|4.5684|1992-10-20/ev_revenues|4.3982|1992-11-03/ev_revenues|5.2492|1992-11-17/ev_revenues|5.0222|1992-10-06/ev_free_cash_flow|13.2187|1992-10-20/ev_free_cash_flow|12.7262|1992-11-03/ev_free_cash_flow|15.1885|1992-11-17/ev_free_cash_flow|14.5319|1992-10-06/ps_ratio|3.614|1992-10-20/ps_ratio|3.4446|1992-11-03/ps_ratio|4.2916|1992-11-17/ps_ratio|4.0657|1992-10-01/pe_ratio|13.6405|1992-10-15/pe_ratio|13.8571|1992-10-29/pe_ratio|16.0221|1992-11-12/pe_ratio|15.5891|1992-11-27/pe_ratio|17.9708|1992-10-13/price_to_book_value|2.4427|1992-10-27/price_to_book_value|2.5572|1992-11-10/price_to_book_value|2.9007|1992-11-24/price_to_book_value|2.8625|1992-10-06/peg_ratio|0.9502|1992-10-20/peg_ratio|0.9057|1992-11-03/peg_ratio|1.1284|1992-11-17/peg_ratio|1.069|1992-10-13/dividend_yield|2.0523|1992-10-27/dividend_yield|1.9604|1992-11-10/dividend_yield|1.7282|1992-11-24/dividend_yield|1.7513|1992-10-08/percent_of_shares_outstanding|0.0195|1992-11-06/percent_of_shares_outstanding|0.0595|1992-10-30/price|31.743|1992-11-30/price|36.2776|1992-10-30/total_return_price|10.6726|1992-11-30/total_return_price|12.1973|1992-10-13/enterprise_value|285.5248|1992-10-27/enterprise_value|296.1614|1992-11-10/enterprise_value|328.0722|1992-11-24/enterprise_value|324.5265 russ2000_0605|PRK|199212|86.5|78.2||15.9|4.9|1138.1|96.6|1032.3|1032.3|93.9|68.7||5.5044|18.104|15.9272|0.2439|4.5457|17.4295|3.0533|1.1952|0.9936|1.6655||0.0268|7.8193|0.4474|0.151|16.1||5.3|5.2|3.5|14.2|36.5043|12.3766|342.2545|36.2776|1993-01-12/ev_revenues|4.5787|1993-01-26/ev_revenues|4.7457|1993-02-09/ev_revenues|4.5787|1993-02-23/ev_revenues|4.7457|1993-01-12/ev_free_cash_flow|11.4378|1993-01-26/ev_free_cash_flow|11.8549|1993-02-09/ev_free_cash_flow|11.4378|1993-02-23/ev_free_cash_flow|11.8549|1993-01-12/ps_ratio|4.323|1993-01-26/ps_ratio|4.4893|1993-02-09/ps_ratio|4.323|1993-02-23/ps_ratio|4.4893|1993-01-11/pe_ratio|16.5867|1993-01-25/pe_ratio|17.2246|1993-02-08/pe_ratio|16.5867|1993-02-22/pe_ratio|17.2246|1993-01-05/price_to_book_value|3.0963|1993-01-19/price_to_book_value|3.0586|1993-02-02/price_to_book_value|2.9453|1993-02-16/price_to_book_value|3.0586|1993-01-12/peg_ratio|1.6034|1993-01-26/peg_ratio|1.665|1993-02-09/peg_ratio|1.6034|1993-02-23/peg_ratio|1.665|1993-01-05/dividend_yield|1.6248|1993-01-07/dividend_yield|1.5493|1993-01-21/dividend_yield|1.7304|1993-02-04/dividend_yield|1.7082|1993-02-18/dividend_yield|1.7251|1993-01-08/percent_of_shares_outstanding|0.0072|1993-02-05/percent_of_shares_outstanding|0.0083|1993-01-29/price|36.2776|1993-02-26/price|37.1845|1993-01-29/total_return_price|12.2997|1993-02-26/total_return_price|12.669|1993-01-05/enterprise_value|305.8459|1993-01-19/enterprise_value|302.3002|1993-02-02/enterprise_value|291.6635|1993-02-16/enterprise_value|302.3002 russ2000_0605|PRK|199303|51.9|51.9||16||1140.9|102.1|1028|1028|98.2|73||4.857|18.8368|12.133|0.2752|4.6002|17.6499|3.0963|1.7062|1.0397|1.6933||0.0041|7.8782|0.7235|0.1727|16.8||4.3|6|5.7|14.2|37.1845|12.669|305.8459|35.3707|1993-04-06/ev_revenues|5.1908|1993-04-20/ev_revenues|5.1908|1993-05-04/ev_revenues|4.9726|1993-05-18/ev_revenues|4.918|1993-04-06/ev_free_cash_flow|13.2314|1993-04-20/ev_free_cash_flow|13.2314|1993-05-04/ev_free_cash_flow|12.6752|1993-05-18/ev_free_cash_flow|12.5362|1993-04-06/ps_ratio|4.419|1993-04-20/ps_ratio|4.419|1993-05-04/ps_ratio|4.2008|1993-05-18/ps_ratio|4.1463|1993-04-05/pe_ratio|15.8778|1993-04-19/pe_ratio|15.6818|1993-05-03/pe_ratio|15.0937|1993-05-17/pe_ratio|14.8977|1993-04-13/price_to_book_value|2.9608|1993-04-27/price_to_book_value|2.8163|1993-05-11/price_to_book_value|2.7441|1993-05-25/price_to_book_value|2.7622|1993-04-06/peg_ratio|0.884|1993-04-20/peg_ratio|0.884|1993-05-04/peg_ratio|0.8404|1993-05-18/peg_ratio|0.8294|1993-04-01/dividend_yield|1.683|1993-04-15/dividend_yield|1.7251|1993-04-29/dividend_yield|1.7693|1993-05-13/dividend_yield|1.8158|1993-05-27/dividend_yield|1.8663|1993-04-07/percent_of_shares_outstanding|0.0056|1993-05-07/percent_of_shares_outstanding|0.0126|1993-04-30/price|35.3707|1993-05-28/price|34.6904|1993-04-30/total_return_price|12.051|1993-05-28/total_return_price|11.8788|1993-04-13/enterprise_value|340.9459|1993-04-27/enterprise_value|326.7635|1993-05-11/enterprise_value|319.6722|1993-05-25/enterprise_value|321.4445 russ2000_0605|PRK|199306|344.3|57.8||15.9||1135.2|96.4|1029.7|1029.7|101.6|76.4||4.9726|16.7536|12.6752|0.252|4.2008|15.0937|2.7441|0.8404|0.9488|1.8786||0|7.7986|0.6283|0.1727|17||4.2|7.1|4.9|14.1|34.9172|11.9564|319.6722|34.0103|1993-07-13/ev_revenues|4.6466|1993-07-27/ev_revenues|4.5932|1993-08-10/ev_revenues|4.8071|1993-08-24/ev_revenues|4.8071|1993-07-13/ev_free_cash_flow|19.4982|1993-07-27/ev_free_cash_flow|19.2738|1993-08-10/ev_free_cash_flow|20.1715|1993-08-24/ev_free_cash_flow|20.1715|1993-07-13/ps_ratio|4.0604|1993-07-27/ps_ratio|4.007|1993-08-10/ps_ratio|4.2207|1993-08-24/ps_ratio|4.2207|1993-07-13/pe_ratio|14.4806|1993-07-27/pe_ratio|14.29|1993-08-10/pe_ratio|15.0522|1993-08-24/pe_ratio|15.0522|1993-07-06/price_to_book_value|2.6523|1993-07-20/price_to_book_value|2.6523|1993-08-03/price_to_book_value|2.6174|1993-08-17/price_to_book_value|2.757|1993-08-31/price_to_book_value|2.8966|1993-07-13/peg_ratio|0.8079|1993-07-27/peg_ratio|0.7972|1993-08-10/peg_ratio|0.8398|1993-08-24/peg_ratio|0.8398|1993-07-08/dividend_yield|1.8786|1993-07-22/dividend_yield|1.8786|1993-08-05/dividend_yield|1.8786|1993-08-19/dividend_yield|1.8676|1993-07-30/price|34.0103|1993-08-31/price|37.638|1993-07-30/total_return_price|11.6459|1993-08-31/total_return_price|12.9521|1993-07-06/enterprise_value|308.0722|1993-07-20/enterprise_value|308.0722|1993-08-03/enterprise_value|304.5265|1993-08-17/enterprise_value|318.7099|1993-08-31/enterprise_value|332.8916 russ2000_0605|PRK|199309|333.1|57.1||16||1162.5|120.1|1033|1033|104.9|79.7||4.8606|18.4391|20.3959|0.2735|4.2741|15.2427|2.7919|0.8504|1.1449|1.8442||0.0028|7.8365|0.5998|0.1727|17||4.4|6.9|4.7|14|36.2776|12.484|322.2545|34.9172|1993-10-05/ev_revenues|5.1817|1993-10-19/ev_revenues|5.0757|1993-11-02/ev_revenues|4.8902|1993-11-16/ev_revenues|4.9697|1993-11-30/ev_revenues|4.9697|1993-10-05/ev_free_cash_flow|22.6572|1993-10-19/ev_free_cash_flow|22.1937|1993-11-02/ev_free_cash_flow|21.3826|1993-11-16/ev_free_cash_flow|21.7302|1993-11-30/ev_free_cash_flow|21.7302|1993-10-05/ps_ratio|4.2476|1993-10-19/ps_ratio|4.1415|1993-11-02/ps_ratio|3.9556|1993-11-16/ps_ratio|4.0353|1993-11-30/ps_ratio|4.0353|1993-10-05/pe_ratio|15.1217|1993-10-19/pe_ratio|14.7437|1993-11-02/pe_ratio|14.0821|1993-11-16/pe_ratio|14.3656|1993-11-30/pe_ratio|14.3656|1993-10-12/price_to_book_value|2.6196|1993-10-26/price_to_book_value|2.6364|1993-11-09/price_to_book_value|2.6364|1993-11-23/price_to_book_value|2.5688|1993-10-05/peg_ratio|1.0396|1993-10-19/peg_ratio|1.0136|1993-11-02/peg_ratio|0.9681|1993-11-16/peg_ratio|0.9876|1993-11-30/peg_ratio|0.9876|1993-10-14/dividend_yield|1.9161|1993-10-28/dividend_yield|1.9161|1993-11-11/dividend_yield|1.9413|1993-11-26/dividend_yield|1.9413|1993-10-08/percent_of_shares_outstanding|0.0029|1993-11-08/percent_of_shares_outstanding|0.1015|1993-10-29/price|34.9172|1993-11-30/price|34.4638|1993-10-29/total_return_price|12.0159|1993-11-30/total_return_price|11.8598|1993-10-12/enterprise_value|337.7909|1993-10-26/enterprise_value|339.5635|1993-11-09/enterprise_value|339.5635|1993-11-23/enterprise_value|332.4722 russ2000_0605|PRK|199312|62.6|54.9||16.2|2.5|1176.4|107.5|1058.5|1058.5|108.9|80.3||4.9697|16.9276|21.7302|0.2516|4.0353|14.3656|2.5012|0.9876|0.966|2.0308||0.0072|9.4872|0.3618|0.1727|16.7||5.9|5.6|3.8|14.3|34.9172|12.1528|325.3794|33.6702|1994-01-11/ev_revenues|4.5798|1994-01-25/ev_revenues|4.5929|1994-02-08/ev_revenues|4.6848|1994-02-22/ev_revenues|4.6848|1994-01-11/ev_free_cash_flow|33.9709|1994-01-25/ev_free_cash_flow|34.0683|1994-02-08/ev_free_cash_flow|34.7502|1994-02-22/ev_free_cash_flow|34.7502|1994-01-11/ps_ratio|4.046|1994-01-25/ps_ratio|4.0599|1994-02-08/ps_ratio|4.1569|1994-02-22/ps_ratio|4.1569|1994-01-11/pe_ratio|14.3096|1994-01-25/pe_ratio|14.3586|1994-02-08/pe_ratio|14.7017|1994-02-22/pe_ratio|14.7017|1994-01-04/price_to_book_value|2.5071|1994-01-18/price_to_book_value|2.4582|1994-02-01/price_to_book_value|2.3931|1994-02-15/price_to_book_value|2.3442|1994-01-11/peg_ratio|1.687|1994-01-25/peg_ratio|1.6928|1994-02-08/peg_ratio|1.7333|1994-02-22/peg_ratio|1.7333|1994-01-10/dividend_yield|2.0864|1994-01-24/dividend_yield|2.0793|1994-02-07/dividend_yield|2.0582|1994-02-22/dividend_yield|2.094|1994-01-07/percent_of_shares_outstanding|0.0489|1994-02-08/percent_of_shares_outstanding|0.0109|1994-01-31/price|33.6702|1994-02-28/price|33.5566|1994-01-31/total_return_price|11.7188|1994-02-28/total_return_price|11.7473|1994-01-04/enterprise_value|323.3179|1994-01-18/enterprise_value|317.9981|1994-02-01/enterprise_value|310.9078|1994-02-15/enterprise_value|305.5887 russ2000_0605|PRK|199403|62.9|62.9||16.1||1192.5|113.2|1070.5|1070.5|108.3|83.5||4.4747|17.4711|33.1916|0.2431|3.9352|13.9176|2.4419|1.6408|1.0452|2.212||0.0395|7.714|0.6093|0.1942|16.7||4.7|6.9|4.7|14|34.0103|11.9061|316.2265|33.6702|1994-04-05/ev_revenues|4.4814|1994-04-19/ev_revenues|4.4814|1994-05-03/ev_revenues|4.534|1994-05-17/ev_revenues|4.4288|1994-05-31/ev_revenues|4.4814|1994-04-05/ev_free_cash_flow|37.7554|1994-04-19/ev_free_cash_flow|37.7554|1994-05-03/ev_free_cash_flow|38.1986|1994-05-17/ev_free_cash_flow|37.3123|1994-05-31/ev_free_cash_flow|37.7554|1994-04-05/ps_ratio|3.9214|1994-04-19/ps_ratio|3.9214|1994-05-03/ps_ratio|3.9766|1994-05-17/ps_ratio|3.8662|1994-05-31/ps_ratio|3.9214|1994-04-05/pe_ratio|14.6406|1994-04-19/pe_ratio|14.6406|1994-05-03/pe_ratio|14.8468|1994-05-17/pe_ratio|14.4344|1994-05-31/pe_ratio|14.6406|1994-04-12/price_to_book_value|2.3245|1994-04-26/price_to_book_value|2.4555|1994-05-10/price_to_book_value|2.3245|1994-05-24/price_to_book_value|2.3245|1994-04-05/peg_ratio||1994-04-19/peg_ratio||1994-05-03/peg_ratio||1994-05-17/peg_ratio||1994-05-31/peg_ratio||1994-04-05/dividend_yield|2.212|1994-04-19/dividend_yield|2.212|1994-05-03/dividend_yield|2.1813|1994-05-17/dividend_yield|2.3114|1994-05-31/dividend_yield|2.2789|1994-04-08/percent_of_shares_outstanding|0.0028|1994-05-06/percent_of_shares_outstanding|0.0034|1994-04-29/price|33.6702|1994-05-31/price|32.1964|1994-04-29/total_return_price|11.7871|1994-05-31/total_return_price|11.3392|1994-04-12/enterprise_value|302.0434|1994-04-26/enterprise_value|316.2265|1994-05-10/enterprise_value|302.0434|1994-05-24/enterprise_value|302.0434 russ2000_0605|PRK|199406|61.7|61.7||16.1||1201.1|120.8|1069.5|1069.5|111.2|87||4.3959|16.7293|37.0352|0.2346|3.8316|14.3055|2.3122||1.0863|2.3323||0.0034|7.9162|0.6569|0.1942|17.1||4.6|7.6|5.2|14.6|31.3462|11.0398|300.7144|33.5001|1994-07-12/ev_revenues|4.5936|1994-07-26/ev_revenues|4.8735|1994-08-09/ev_revenues|4.8735|1994-08-23/ev_revenues|4.8601|1994-07-12/ev_free_cash_flow|16.1494|1994-07-26/ev_free_cash_flow|17.1332|1994-08-09/ev_free_cash_flow|17.1332|1994-08-23/ev_free_cash_flow|17.0863|1994-07-12/ps_ratio|3.8604|1994-07-26/ps_ratio|4.151|1994-08-09/ps_ratio|4.151|1994-08-23/ps_ratio|4.1372|1994-07-12/pe_ratio|14.1985|1994-07-26/pe_ratio|15.2671|1994-08-09/pe_ratio|15.2671|1994-08-23/pe_ratio|15.2162|1994-07-05/price_to_book_value|2.2529|1994-07-19/price_to_book_value|2.3257|1994-08-02/price_to_book_value|2.4025|1994-08-16/price_to_book_value|2.443|1994-08-30/price_to_book_value|2.4268|1994-07-12/peg_ratio||1994-07-26/peg_ratio||1994-08-09/peg_ratio||1994-08-23/peg_ratio||1994-07-12/dividend_yield|2.3197|1994-07-26/dividend_yield|2.1573|1994-08-09/dividend_yield|2.1573|1994-08-23/dividend_yield|2.241|1994-07-08/percent_of_shares_outstanding|0|1994-08-08/percent_of_shares_outstanding|0.0091|1994-07-29/price|33.5001|1994-08-31/price|34.4638|1994-07-29/total_return_price|11.7984|1994-08-31/total_return_price|12.2093|1994-07-05/enterprise_value|309.6189|1994-07-19/enterprise_value|317.7136|1994-08-02/enterprise_value|326.26|1994-08-16/enterprise_value|330.7562|1994-08-30/enterprise_value|328.9584 russ2000_0605|PRK|199409|62|62||16.7||1232.7|139.6|1081.3|1081.3|114|90.8||5.0733|19.1334|17.836|0.2714|4.3586|16.0305|2.5481||1.2246|2.1271||0|7.9891|0.6759|0.1986|17.6||4.7|8|5.4|15.3|36.2776|12.8519|342.4505|35.828|1994-10-04/ev_revenues|5.3532|1994-10-18/ev_revenues|5.2739|1994-11-01/ev_revenues|5.314|1994-11-15/ev_revenues|5.3403|1994-11-29/ev_revenues|5.3668|1994-10-04/ev_free_cash_flow|16.1305|1994-10-18/ev_free_cash_flow|15.8917|1994-11-01/ev_free_cash_flow|16.0124|1994-11-15/ev_free_cash_flow|16.0918|1994-11-29/ev_free_cash_flow|16.1715|1994-10-04/ps_ratio|4.3953|1994-10-18/ps_ratio|4.3126|1994-11-01/ps_ratio|4.3544|1994-11-15/ps_ratio|4.3819|1994-11-29/ps_ratio|4.4095|1994-10-04/pe_ratio|15.6974|1994-10-18/pe_ratio|15.4021|1994-11-01/pe_ratio|15.5514|1994-11-15/pe_ratio|15.6495|1994-11-29/pe_ratio|15.7481|1994-10-11/price_to_book_value|2.4619|1994-10-25/price_to_book_value|2.525|1994-11-08/price_to_book_value|2.5016|1994-11-22/price_to_book_value|2.5252|1994-10-04/peg_ratio||1994-10-18/peg_ratio||1994-11-01/peg_ratio||1994-11-15/peg_ratio||1994-11-29/peg_ratio||1994-10-04/dividend_yield|2.1005|1994-10-18/dividend_yield|2.1407|1994-11-01/dividend_yield|2.1202|1994-11-15/dividend_yield|2.1069|1994-11-29/dividend_yield|2.0937|1994-10-07/percent_of_shares_outstanding|0.0278|1994-11-08/percent_of_shares_outstanding|0.1806|1994-10-31/price|35.828|1994-11-30/price|36.394|1994-10-31/total_return_price|12.6926|1994-11-30/total_return_price|12.8931|1994-10-11/enterprise_value|358.2524|1994-10-25/enterprise_value|365.4486|1994-11-08/enterprise_value|362.7775|1994-11-22/enterprise_value|365.4766 russ2000_0605|PRK|199412|72.1|64.1||17.1|2|1248|157.6|1078.2|1078.2|114.2|93.3||5.5914|19.8535|16.8484|0.2915|4.6438|16.5849|2.6436||1.3599|2.2144||0.1806|9.4496|0.476|0.2591|17.3||6|6.5|4.7|15.8|38.549|13.7539|378.972|47.959|1995-01-10/ev_revenues|6.0548|1995-01-24/ev_revenues|6.5916|1995-02-07/ev_revenues|7.0107|1995-02-21/ev_revenues|6.8536|1995-01-10/ev_free_cash_flow|15.0711|1995-01-24/ev_free_cash_flow|16.4074|1995-02-07/ev_free_cash_flow|17.4506|1995-02-21/ev_free_cash_flow|17.0594|1995-01-10/ps_ratio|4.9254|1995-01-24/ps_ratio|5.4848|1995-02-07/ps_ratio|5.9215|1995-02-21/ps_ratio|5.7577|1995-01-10/pe_ratio|16.9267|1995-01-24/pe_ratio|18.8488|1995-02-07/pe_ratio|20.3496|1995-02-21/pe_ratio|19.7868|1995-01-03/price_to_book_value|2.7335|1995-01-17/price_to_book_value|3.0486|1995-01-31/price_to_book_value|3.3322|1995-02-14/price_to_book_value|3.3716|1995-02-28/price_to_book_value|3.0328|1995-01-10/peg_ratio|3.7393|1995-01-24/peg_ratio|4.1639|1995-02-07/peg_ratio|4.4954|1995-02-21/peg_ratio|4.3711|1995-01-10/dividend_yield|2.0672|1995-01-24/dividend_yield|1.8564|1995-02-07/dividend_yield|1.7195|1995-02-21/dividend_yield|1.9041|1995-01-06/percent_of_shares_outstanding|0.3543|1995-02-08/percent_of_shares_outstanding|0.3543|1995-01-31/price|47.959|1995-02-28/price|43.65|1995-01-31/total_return_price|17.1113|1995-02-28/total_return_price|15.6565|1995-01-03/enterprise_value|403.371|1995-01-17/enterprise_value|439.3464|1995-01-31/enterprise_value|471.7355|1995-02-14/enterprise_value|476.235|1995-02-28/enterprise_value|437.5453 russ2000_0605|PRK|199503|63.8|63.8||16.9||1236|143.9|1080.6|1080.6|121.9|96.2||5.9893|19.4566|14.9081|0.2909|4.8572|16.6922|2.8123|3.6875|1.1805|2.2571||0.4516|7.839|0.6378|0.2591|18.4||5.1|7.4|5|15.6|39.683|14.2336|412.3609|42.064|1995-04-04/ev_revenues|5.6231|1995-04-18/ev_revenues|5.8787|1995-05-02/ev_revenues|5.9042|1995-05-16/ev_revenues|5.9681|1995-05-30/ev_revenues|5.8914|1995-04-04/ev_free_cash_flow|13.9389|1995-04-18/ev_free_cash_flow|14.5726|1995-05-02/ev_free_cash_flow|14.6357|1995-05-16/ev_free_cash_flow|14.7941|1995-05-30/ev_free_cash_flow|14.6041|1995-04-04/ps_ratio|4.691|1995-04-18/ps_ratio|4.9583|1995-05-02/ps_ratio|4.985|1995-05-16/ps_ratio|5.0518|1995-05-30/ps_ratio|4.9717|1995-04-04/pe_ratio|16.2656|1995-04-18/pe_ratio|17.1926|1995-05-02/pe_ratio|17.2849|1995-05-16/pe_ratio|17.5167|1995-05-30/pe_ratio|17.2387|1995-04-11/price_to_book_value|2.6642|1995-04-25/price_to_book_value|2.7232|1995-05-09/price_to_book_value|2.8044|1995-05-23/price_to_book_value|2.7749|1995-04-04/peg_ratio|1.4451|1995-04-18/peg_ratio|1.5275|1995-05-02/peg_ratio|1.5357|1995-05-16/peg_ratio|1.5563|1995-05-30/peg_ratio|1.5316|1995-04-04/dividend_yield|2.2893|1995-04-18/dividend_yield|2.1659|1995-05-02/dividend_yield|2.1543|1995-05-16/dividend_yield|2.2774|1995-05-30/dividend_yield|2.3141|1995-04-06/percent_of_shares_outstanding|0.3405|1995-05-08/percent_of_shares_outstanding|0.3417|1995-04-28/price|42.064|1995-05-31/price|41.7234|1995-04-28/total_return_price|15.0877|1995-05-31/total_return_price|15.0556|1995-04-11/enterprise_value|404.8632|1995-04-25/enterprise_value|412.0599|1995-05-09/enterprise_value|421.9543|1995-05-23/enterprise_value|418.3551 russ2000_0605|PRK|199506|59.4|59.4||16.9||1259.1|123.7|1128.2|1128.2|128.1|99.8||6.0958|19.8381|15.1107|0.2975|5.1854|17.9798|2.7158|1.5974|0.9657|2.2187|1.61|0.4767|7.9832|0.714|0.2591|19.5||5|8.5|5.7|16.3|44.105|15.915|411.1581|41.043|1995-07-11/ev_revenues|5.7294|1995-07-25/ev_revenues|5.6556|1995-08-08/ev_revenues|5.385|1995-08-22/ev_revenues|5.4711|1995-07-11/ev_free_cash_flow|18.7884|1995-07-25/ev_free_cash_flow|18.5461|1995-08-08/ev_free_cash_flow|17.6589|1995-08-22/ev_free_cash_flow|17.9414|1995-07-11/ps_ratio|5.1023|1995-07-25/ps_ratio|5.0245|1995-08-08/ps_ratio|4.7397|1995-08-22/ps_ratio|4.8304|1995-07-11/pe_ratio|17.8416|1995-07-25/pe_ratio|17.5696|1995-08-08/pe_ratio|16.5735|1995-08-22/pe_ratio|16.8906|1995-07-05/price_to_book_value|2.7192|1995-07-19/price_to_book_value|2.7052|1995-08-02/price_to_book_value|2.5444|1995-08-16/price_to_book_value|2.5374|1995-08-30/price_to_book_value|2.5584|1995-07-11/peg_ratio|1.4396|1995-07-25/peg_ratio|1.4177|1995-08-08/peg_ratio|1.3373|1995-08-22/peg_ratio|1.3629|1995-07-11/dividend_yield|2.1849|1995-07-25/dividend_yield|2.2187|1995-08-08/dividend_yield|2.3521|1995-08-22/dividend_yield|2.3079|1995-07-07/percent_of_shares_outstanding|0.5569|1995-08-08/percent_of_shares_outstanding|0.5696|1995-07-31/price|41.043|1995-08-31/price|41.383|1995-07-31/total_return_price|14.8101|1995-08-31/total_return_price|15.0248|1995-07-05/enterprise_value|412.6325|1995-07-19/enterprise_value|410.8318|1995-08-02/enterprise_value|390.2422|1995-08-16/enterprise_value|389.3418|1995-08-30/enterprise_value|392.0271 russ2000_0605|PRK|199509|73|73||16.8||1307.4|130.5|1162.8|1162.8|130.9|103.6||5.3481|17.9454|17.5379|0.267|4.7008|16.4377|2.5444|1.3264|0.9969|2.5187|1.9107|0.5026|7.8782|0.7616|0.2591|20.1||5.1|9|6|16.9|41.383|15.0248|390.2422|41.043|1995-10-03/ev_revenues|5.1714|1995-10-17/ev_revenues|5.1714|1995-10-31/ev_revenues|5.0644|1995-11-14/ev_revenues|5.1238|1995-11-28/ev_revenues|5.0407|1995-10-03/ev_free_cash_flow|13.2451|1995-10-17/ev_free_cash_flow|13.2451|1995-10-31/ev_free_cash_flow|12.9711|1995-11-14/ev_free_cash_flow|13.1233|1995-11-28/ev_free_cash_flow|12.9102|1995-10-03/ps_ratio|4.6295|1995-10-17/ps_ratio|4.6295|1995-10-31/ps_ratio|4.5172|1995-11-14/ps_ratio|4.5796|1995-11-28/ps_ratio|4.4922|1995-10-03/pe_ratio|16.2444|1995-10-17/pe_ratio|16.2444|1995-10-31/pe_ratio|15.8501|1995-11-14/pe_ratio|16.0691|1995-11-28/pe_ratio|15.7626|1995-10-11/price_to_book_value|2.5356|1995-10-25/price_to_book_value|2.5013|1995-11-08/price_to_book_value|2.4945|1995-11-22/price_to_book_value|2.5561|1995-10-03/peg_ratio|1.3104|1995-10-17/peg_ratio|1.3104|1995-10-31/peg_ratio|1.2786|1995-11-14/peg_ratio|1.2962|1995-11-28/peg_ratio|1.2715|1995-10-03/dividend_yield|2.4643|1995-10-17/dividend_yield|2.4643|1995-10-31/dividend_yield|2.5256|1995-11-14/dividend_yield|2.4912|1995-11-28/dividend_yield|2.5396|1995-10-06/percent_of_shares_outstanding|0.5031|1995-11-08/percent_of_shares_outstanding|0.5069|1995-10-31/price|41.043|1995-11-30/price|42.177|1995-10-31/total_return_price|14.9014|1995-11-30/total_return_price|15.3131|1995-10-11/enterprise_value|389.406|1995-10-25/enterprise_value|384.9242|1995-11-08/enterprise_value|384.0326|1995-11-22/enterprise_value|392.0887 russ2000_0605|PRK|199512|101.9|92.8||17.2||1339.8|117.7|1206.5|1206.5|136.4|106.5||5.3139|13.0307|13.6101|0.2454|4.7792|16.7696|2.6244|1.3528|0.8358|2.4865|3.9943|0.5133|7.9018|0.5617|0.3023|43.8||14.2|15.3|11.1|37|43.31|15.8364|401.032|45.238|1996-01-09/ev_revenues|3.6462|1996-01-23/ev_revenues|3.6375|1996-02-06/ev_revenues|3.7164|1996-02-20/ev_revenues|3.6287|1996-01-09/ev_free_cash_flow|10.4855|1996-01-23/ev_free_cash_flow|10.4603|1996-02-06/ev_free_cash_flow|10.6873|1996-02-20/ev_free_cash_flow|10.4351|1996-01-09/ps_ratio|3.4493|1996-01-23/ps_ratio|3.4405|1996-02-06/ps_ratio|3.5197|1996-02-20/ps_ratio|3.4317|1996-01-09/pe_ratio|16.614|1996-01-23/pe_ratio|16.5716|1996-02-06/pe_ratio|16.9531|1996-02-20/pe_ratio|16.5294|1996-01-03/price_to_book_value|2.5135|1996-01-17/price_to_book_value|2.5331|1996-01-31/price_to_book_value|2.6117|1996-02-14/price_to_book_value|2.5855|1996-02-28/price_to_book_value|2.5659|1996-01-09/peg_ratio|1.5629|1996-01-23/peg_ratio|1.559|1996-02-06/peg_ratio|1.5948|1996-02-20/peg_ratio|1.555|1996-01-09/dividend_yield|2.4294|1996-01-23/dividend_yield|2.4356|1996-02-06/dividend_yield|2.3808|1996-02-20/dividend_yield|2.5394|1996-01-08/percent_of_shares_outstanding|0.4444|1996-02-08/percent_of_shares_outstanding|0.3856|1996-01-31/price|45.238|1996-02-29/price|44.558|1996-01-31/total_return_price|16.5414|1996-02-29/total_return_price|16.4027|1996-01-03/enterprise_value|364.0441|1996-01-17/enterprise_value|366.7182|1996-01-31/enterprise_value|377.4357|1996-02-14/enterprise_value|373.8684|1996-02-28/enterprise_value|371.1867 russ2000_0605|PRK|199603|115.3|115.3||17||1352|119.3|1215|1215|136.8|110.1||3.5322|12.0972|10.1575|0.2348|3.3348|16.0628|2.5463|1.5111|0.8721|2.6131|5.8287|0.3402|8.3215|0.733|0.3023|21||5.5|9|6.1|17.6|43.877|16.152|368.5136|43.424|1996-04-02/ev_revenues|3.3573|1996-04-16/ev_revenues|3.3231|1996-04-30/ev_revenues|3.3146|1996-05-14/ev_revenues|3.306|1996-05-28/ev_revenues|3.2461|1996-04-02/ev_free_cash_flow|9.5765|1996-04-16/ev_free_cash_flow|9.4791|1996-04-30/ev_free_cash_flow|9.4547|1996-05-14/ev_free_cash_flow|9.4302|1996-05-28/ev_free_cash_flow|9.2595|1996-04-02/ps_ratio|3.3798|1996-04-16/ps_ratio|3.345|1996-04-30/ps_ratio|3.3363|1996-05-14/ps_ratio|3.3276|1996-05-28/ps_ratio|3.2666|1996-04-02/pe_ratio|15.879|1996-04-16/pe_ratio|15.7157|1996-04-30/pe_ratio|15.6747|1996-05-14/pe_ratio|15.6336|1996-05-28/pe_ratio|15.3473|1996-04-10/price_to_book_value|2.5264|1996-04-24/price_to_book_value|2.4807|1996-05-08/price_to_book_value|2.4872|1996-05-22/price_to_book_value|2.4742|1996-04-02/peg_ratio|1.2003|1996-04-16/peg_ratio|1.1879|1996-04-30/peg_ratio|1.1848|1996-05-14/peg_ratio|1.1817|1996-05-28/peg_ratio|1.1601|1996-04-02/dividend_yield|2.5525|1996-04-16/dividend_yield|2.5791|1996-04-30/dividend_yield|2.5858|1996-05-14/dividend_yield|2.5926|1996-05-28/dividend_yield|2.7424|1996-04-08/percent_of_shares_outstanding|0.3421|1996-05-08/percent_of_shares_outstanding|0.3404|1996-04-30/price|43.424|1996-05-31/price|42.404|1996-04-30/total_return_price|15.9852|1996-05-31/total_return_price|15.7194|1996-04-10/enterprise_value|349.6104|1996-04-24/enterprise_value|343.3641|1996-05-08/enterprise_value|344.2541|1996-05-22/enterprise_value|342.4661 russ2000_0605|PRK|199606|78.4|78.4||16.8||1331.6|101.9|1215.2|1215.2|138.9|114.4||3.366|12.5671|9.6013|0.2564|3.3886|15.9205|2.4872|1.2034|0.7336|2.6437|5.6521|0.3404|8.3056|0.8187|0.3023|21||5.3|10.1|6.8|17.8|44.898|16.644|344.2541|44.558|1996-07-09/ev_revenues|3.4589|1996-07-23/ev_revenues|3.5432|1996-08-06/ev_revenues|3.4842|1996-08-20/ev_revenues|3.5348|1996-07-09/ev_free_cash_flow|9.25|1996-07-23/ev_free_cash_flow|9.4754|1996-08-06/ev_free_cash_flow|9.3175|1996-08-20/ev_free_cash_flow|9.4529|1996-07-09/ps_ratio|3.3308|1996-07-23/ps_ratio|3.4175|1996-08-06/ps_ratio|3.3568|1996-08-20/ps_ratio|3.4089|1996-07-09/pe_ratio|15.1432|1996-07-23/pe_ratio|15.5375|1996-08-06/pe_ratio|15.2614|1996-08-20/pe_ratio|15.4982|1996-07-03/price_to_book_value|2.4615|1996-07-17/price_to_book_value|2.5065|1996-07-31/price_to_book_value|2.5258|1996-08-14/price_to_book_value|2.5194|1996-08-28/price_to_book_value|2.5258|1996-07-09/peg_ratio|1.0212|1996-07-23/peg_ratio|1.0478|1996-08-06/peg_ratio|1.0292|1996-08-20/peg_ratio|1.0451|1996-07-09/dividend_yield|2.6782|1996-07-23/dividend_yield|2.6102|1996-08-06/dividend_yield|2.6574|1996-08-20/dividend_yield|2.6168|1996-07-08/percent_of_shares_outstanding|0.3418|1996-08-08/percent_of_shares_outstanding|0.3516|1996-07-31/price|44.558|1996-08-30/price|44.558|1996-07-31/total_return_price|16.5179|1996-08-30/total_return_price|16.6308|1996-07-03/enterprise_value|365.4076|1996-07-17/enterprise_value|371.6593|1996-07-31/enterprise_value|374.3363|1996-08-14/enterprise_value|373.4422|1996-08-28/enterprise_value|374.3363 russ2000_0605|PRK|199609|90.7|90.7||16.6||1366.6|121.4|1228.8|1228.8|144.6|119.2||3.5432|11.9841|9.4754|0.2482|3.4175|15.5375|2.5065|1.0478|0.8396|2.7068|3.6514|0.3659|8.5201|0.8568|0.3023|21.8||5.3|10.9|7.3|18.4|43.764|16.3344|371.6593|43.764|1996-10-01/ev_revenues|3.4777|1996-10-15/ev_revenues|3.5275|1996-10-29/ev_revenues|3.511|1996-11-12/ev_revenues|3.5193|1996-11-26/ev_revenues|3.569|1996-10-01/ev_free_cash_flow|10.1686|1996-10-15/ev_free_cash_flow|10.3142|1996-10-29/ev_free_cash_flow|10.2659|1996-11-12/ev_free_cash_flow|10.29|1996-11-26/ev_free_cash_flow|10.4354|1996-10-01/ps_ratio|3.3517|1996-10-15/ps_ratio|3.404|1996-10-29/ps_ratio|3.3867|1996-11-12/ps_ratio|3.3954|1996-11-26/ps_ratio|3.4476|1996-10-01/pe_ratio|14.6958|1996-10-15/pe_ratio|14.9251|1996-10-29/pe_ratio|14.849|1996-11-12/pe_ratio|14.887|1996-11-26/pe_ratio|15.1159|1996-10-09/price_to_book_value|2.4003|1996-10-23/price_to_book_value|2.394|1996-11-06/price_to_book_value|2.4065|1996-11-20/price_to_book_value|2.4126|1996-10-01/peg_ratio|0.9993|1996-10-15/peg_ratio|1.0149|1996-10-29/peg_ratio|1.0097|1996-11-12/peg_ratio|1.0123|1996-11-26/peg_ratio|1.0279|1996-10-01/dividend_yield|2.7701|1996-10-15/dividend_yield|2.7275|1996-10-29/dividend_yield|2.7415|1996-11-12/dividend_yield|2.7345|1996-11-26/dividend_yield|2.6931|1996-10-08/percent_of_shares_outstanding|0.3503|1996-11-08/percent_of_shares_outstanding|0.3737|1996-10-31/price|43.764|1996-11-29/price|45.125|1996-10-31/total_return_price|16.3344|1996-11-29/total_return_price|16.8424|1996-10-09/enterprise_value|377.7843|1996-10-23/enterprise_value|376.8793|1996-11-06/enterprise_value|378.6735|1996-11-20/enterprise_value|379.5628 russ2000_0605|PRK|199612|94.6|81.8||27.5||1986|141.7|1825.8|1763.4|199|132.6||3.7431|15.587|10.9446|0.2261|3.6304|15.9176|2.5422|1.0824|0.9925|2.6491|-0.9886|0.4518|8.3868|0.6567|0.3456|46.9||14.9|16.4|11.5|40.2|48.0726|18.0803|398.3002|47.959|1997-01-07/ev_revenues|4.4796|1997-01-21/ev_revenues|4.4796|1997-02-04/ev_revenues|4.4393|1997-02-18/ev_revenues|4.3829|1997-01-07/ev_free_cash_flow|15.027|1997-01-21/ev_free_cash_flow|15.027|1997-02-04/ev_free_cash_flow|14.8917|1997-02-18/ev_free_cash_flow|14.7026|1997-01-07/ps_ratio|3.6578|1997-01-21/ps_ratio|3.6578|1997-02-04/ps_ratio|3.6148|1997-02-18/ps_ratio|3.5548|1997-01-07/pe_ratio|15.7566|1997-01-21/pe_ratio|15.7566|1997-02-04/pe_ratio|15.5717|1997-02-18/pe_ratio|15.313|1997-01-02/price_to_book_value|1.8926|1997-01-16/price_to_book_value|1.933|1997-01-30/price_to_book_value|1.9015|1997-02-13/price_to_book_value|1.8657|1997-02-27/price_to_book_value|1.8702|1997-01-07/peg_ratio|1.0803|1997-01-21/peg_ratio|1.0803|1997-02-04/peg_ratio|1.0676|1997-02-18/peg_ratio|1.0498|1997-01-07/dividend_yield|2.5932|1997-01-21/dividend_yield|2.5932|1997-02-04/dividend_yield|2.624|1997-02-18/dividend_yield|2.7606|1997-01-08/percent_of_shares_outstanding|0.5245|1997-02-07/percent_of_shares_outstanding|0.5345|1997-01-31/price|47.959|1997-02-28/price|47.052|1997-01-31/total_return_price|18.0376|1997-02-28/total_return_price|17.8252|1997-01-02/enterprise_value|492.3246|1997-01-16/enterprise_value|500.3615|1997-01-30/enterprise_value|494.108|1997-02-13/enterprise_value|486.9682|1997-02-27/enterprise_value|487.8614 russ2000_0605|PRK|199703|90.6|90.6||16.8||1495.5|130.8|1346.3|1346.3|148.4|126.3||4.5038|12.3842|15.1081|0.2607|3.6835|15.8676|1.9509|1.0879|0.8814|2.6641|2.1878|0.5717|7.8369|0.8663|0.3456|29.8||7.7|13|9|24.6|49.547|18.7705|503.9273|50.34|1997-04-01/ev_revenues|3.6006|1997-04-15/ev_revenues|3.5634|1997-04-29/ev_revenues|3.6228|1997-05-13/ev_revenues|3.9203|1997-05-27/ev_revenues|3.9203|1997-04-01/ev_free_cash_flow|13.3623|1997-04-15/ev_free_cash_flow|13.2245|1997-04-29/ev_free_cash_flow|13.445|1997-05-13/ev_free_cash_flow|14.549|1997-05-27/ev_free_cash_flow|14.549|1997-04-01/ps_ratio|3.4414|1997-04-15/ps_ratio|3.4022|1997-04-29/ps_ratio|3.4649|1997-05-13/ps_ratio|3.7785|1997-05-27/ps_ratio|3.7785|1997-04-01/pe_ratio|15.5609|1997-04-15/pe_ratio|15.384|1997-04-29/pe_ratio|15.6672|1997-05-13/pe_ratio|17.0853|1997-05-27/pe_ratio|17.0853|1997-04-10/price_to_book_value|2.6105|1997-04-24/price_to_book_value|2.6345|1997-05-08/price_to_book_value|2.844|1997-05-22/price_to_book_value|2.9099|1997-04-01/peg_ratio|1.0066|1997-04-15/peg_ratio|0.9951|1997-04-29/peg_ratio|1.0135|1997-05-13/peg_ratio|1.1052|1997-05-27/peg_ratio|1.1052|1997-04-01/dividend_yield|2.6034|1997-04-15/dividend_yield|2.6334|1997-04-29/dividend_yield|2.5858|1997-05-13/dividend_yield|2.3711|1997-05-27/dividend_yield|2.4504|1997-04-08/percent_of_shares_outstanding|0.6904|1997-05-08/percent_of_shares_outstanding|0.5952|1997-04-30/price|50.34|1997-05-30/price|56.803|1997-04-30/total_return_price|19.0709|1997-05-30/total_return_price|21.6563|1997-04-10/enterprise_value|427.6015|1997-04-24/enterprise_value|431.1565|1997-05-08/enterprise_value|462.2562|1997-05-22/enterprise_value|472.0289 russ2000_0605|PRK|199706|81.5|81.5||27.3||2055.9|218.4|1819.1|1777.8|210.6|143.7||4.649|24.8653|17.2532|0.4103|4.5467|20.5591|3.4488|1.3299|1.2331|2.0364|-2.017|0.614|10.5042|0.9139|0.3456|30.8||7.7|13.9|9.6|25.9|72.335|27.5779|551.9975|63.266|1997-07-08/ev_revenues|7.1286|1997-07-22/ev_revenues|6.9008|1997-08-05/ev_revenues|6.2354|1997-08-19/ev_revenues|6.4998|1997-07-08/ev_free_cash_flow|26.1853|1997-07-22/ev_free_cash_flow|25.3485|1997-08-05/ev_free_cash_flow|22.9045|1997-08-19/ev_free_cash_flow|23.8755|1997-07-08/ps_ratio|4.8757|1997-07-22/ps_ratio|4.6826|1997-08-05/ps_ratio|4.1184|1997-08-19/ps_ratio|4.3425|1997-07-08/pe_ratio|21.7203|1997-07-22/pe_ratio|20.8599|1997-08-05/pe_ratio|18.3466|1997-08-19/pe_ratio|19.3452|1997-07-03/price_to_book_value|3.511|1997-07-17/price_to_book_value|3.5361|1997-07-31/price_to_book_value|3.1221|1997-08-14/price_to_book_value|3.1277|1997-08-28/price_to_book_value|3.1081|1997-07-08/peg_ratio|1.4913|1997-07-22/peg_ratio|1.4322|1997-08-05/peg_ratio|1.2596|1997-08-19/peg_ratio|1.3282|1997-07-08/dividend_yield|1.8718|1997-07-22/dividend_yield|1.949|1997-08-05/dividend_yield|2.216|1997-08-19/dividend_yield|2.1016|1997-07-08/percent_of_shares_outstanding|0.2703|1997-08-08/percent_of_shares_outstanding|0.2638|1997-07-31/price|63.266|1997-08-29/price|62.982|1997-07-31/total_return_price|24.1203|1997-08-29/total_return_price|24.143|1997-07-03/enterprise_value|917.6061|1997-07-17/enterprise_value|922.8995|1997-07-31/enterprise_value|835.7109|1997-08-14/enterprise_value|836.8853|1997-08-28/enterprise_value|832.7593 russ2000_0605|PRK|199709|93.6|93.6||27.3||2043.4|178.5|1842|1810.9|217.3|150.3||6.3015|21.6274|22.3446|0.3875|4.899|21.3456|3.5808|1.3595|0.9646|1.8846|-0.8578|0.259|10.4042|0.9996|0.3456|31.5||7.5|15.1|10.4|26.3|73.356|28.1197|932.3261|77.891|1997-10-14/ev_revenues|6.6648|1997-10-28/ev_revenues|6.5846|1997-11-11/ev_revenues|6.8381|1997-11-25/ev_revenues|6.7662|1997-10-14/ev_free_cash_flow|23.6329|1997-10-28/ev_free_cash_flow|23.3483|1997-11-11/ev_free_cash_flow|24.2473|1997-11-25/ev_free_cash_flow|23.9923|1997-10-14/ps_ratio|5.2246|1997-10-28/ps_ratio|5.1527|1997-11-11/ps_ratio|5.3799|1997-11-25/ps_ratio|5.3154|1997-10-14/pe_ratio|22.7641|1997-10-28/pe_ratio|22.4507|1997-11-11/pe_ratio|23.4407|1997-11-25/pe_ratio|23.1599|1997-10-09/price_to_book_value|3.6646|1997-10-23/price_to_book_value|3.9565|1997-11-06/price_to_book_value|3.816|1997-11-20/price_to_book_value|3.8322|1997-10-14/peg_ratio|1.4499|1997-10-28/peg_ratio|1.4299|1997-11-11/peg_ratio|1.493|1997-11-25/peg_ratio|1.4751|1997-10-14/dividend_yield|1.7671|1997-10-28/dividend_yield|1.7918|1997-11-11/dividend_yield|1.7161|1997-11-25/dividend_yield|1.737|1997-10-08/percent_of_shares_outstanding|0.2731|1997-11-07/percent_of_shares_outstanding|0.2792|1997-10-31/price|77.891|1997-11-28/price|79.591|1997-10-31/total_return_price|29.8581|1997-11-28/total_return_price|30.5098|1997-10-09/enterprise_value|912.3117|1997-10-23/enterprise_value|975.7411|1997-11-06/enterprise_value|945.2125|1997-11-20/enterprise_value|948.7347 russ2000_0605|PRK|199712|93.6|93.6||27.8||2066.2|151.6|1885.9|1855|222.2|154.5||6.8381|24.2687|24.2473|0.4009|5.3799|23.4407|3.816|1.493|0.8213|1.8017|0.4615|0.347|10.3808|0.8474|0.4146|32.2||11.2|12.7|8.8|27|79.932|30.7993|945.2125|77.0975|1998-01-06/ev_revenues|7.4511|1998-01-20/ev_revenues|7.6307|1998-02-03/ev_revenues|7.4274|1998-02-17/ev_revenues|7.2762|1998-01-06/ev_free_cash_flow|21.9994|1998-01-20/ev_free_cash_flow|22.5297|1998-02-03/ev_free_cash_flow|21.9295|1998-02-17/ev_free_cash_flow|21.4829|1998-01-06/ps_ratio|6.357|1998-01-20/ps_ratio|6.5265|1998-02-03/ps_ratio|6.3347|1998-02-17/ps_ratio|6.1919|1998-01-06/pe_ratio|22.2713|1998-01-20/pe_ratio|22.8652|1998-02-03/pe_ratio|22.193|1998-02-17/pe_ratio|21.6929|1998-01-02/price_to_book_value|3.7601|1998-01-16/price_to_book_value|3.8818|1998-01-30/price_to_book_value|3.5962|1998-02-13/price_to_book_value|3.6914|1998-02-27/price_to_book_value|3.6719|1998-01-06/peg_ratio|1.2149|1998-01-20/peg_ratio|1.2473|1998-02-03/peg_ratio|1.2107|1998-02-17/peg_ratio|1.1834|1998-01-06/dividend_yield|1.7967|1998-01-20/dividend_yield|1.75|1998-02-03/dividend_yield|1.803|1998-02-17/dividend_yield|1.9322|1998-01-08/percent_of_shares_outstanding|0.3473|1998-02-06/percent_of_shares_outstanding|0.3473|1998-01-30/price|77.0975|1998-02-27/price|78.798|1998-01-30/total_return_price|29.7071|1998-02-27/total_return_price|30.5232|1998-01-02/enterprise_value|924.4031|1998-01-16/enterprise_value|951.4337|1998-01-30/enterprise_value|887.9771|1998-02-13/enterprise_value|909.1258|1998-02-27/enterprise_value|904.7981 russ2000_0605|PRK|199803|95.5|95.5||27.4||2081.1|182.4|1878.6|1860.6|224.3|160.6||7.8352|25.2356|23.6171|0.4313|7.078|22.7985|3.9308|1.2552|0.8934|1.7644|1.9915|0.3479|10.406|1.0186|0.4146|32.4||7.9|15.3|10.6|26.3|86.1678|33.3779|962.3239|87.926|1998-04-14/ev_revenues|7.9827|1998-04-28/ev_revenues|7.6046|1998-05-12/ev_revenues|7.6876|1998-05-26/ev_revenues|7.8352|1998-04-14/ev_free_cash_flow|24.0619|1998-04-28/ev_free_cash_flow|22.9221|1998-05-12/ev_free_cash_flow|23.1724|1998-05-26/ev_free_cash_flow|23.6171|1998-04-14/ps_ratio|7.227|1998-04-28/ps_ratio|6.8451|1998-05-12/ps_ratio|6.929|1998-05-26/ps_ratio|7.078|1998-04-14/pe_ratio|23.2785|1998-04-28/pe_ratio|22.0485|1998-05-12/pe_ratio|22.3185|1998-05-26/pe_ratio|22.7985|1998-04-13/price_to_book_value|4.0278|1998-04-27/price_to_book_value|3.8399|1998-05-11/price_to_book_value|3.9234|1998-05-26/price_to_book_value|3.9651|1998-04-14/peg_ratio|1.2817|1998-04-28/peg_ratio|1.2139|1998-05-12/peg_ratio|1.2288|1998-05-26/peg_ratio|1.2552|1998-04-14/dividend_yield|1.728|1998-04-28/dividend_yield|1.8244|1998-05-12/dividend_yield|1.8024|1998-05-26/dividend_yield|1.8444|1998-04-07/percent_of_shares_outstanding|0.3715|1998-05-08/percent_of_shares_outstanding|0.344|1998-04-30/price|87.926|1998-05-29/price|86.394|1998-04-30/total_return_price|34.059|1998-05-29/total_return_price|33.6309|1998-04-13/enterprise_value|1008.3306|1998-04-27/enterprise_value|966.1952|1998-05-11/enterprise_value|984.919|1998-05-26/enterprise_value|994.2809 russ2000_0605|PRK|199806|92|92||27.4||2154.6|242.4|1892.2|1877.6|227.1|167.1||8.2409|27.1868|24.8401|0.4646|7.4877|24.1183|4.1947|1.3279|1.1317|1.7435|0.011|0.3433|10.3149|1.0567|0.4146|32.6||7.7|15.8|10.9|26.8|91.553|35.6391|1045.7667|91.156|1998-07-07/ev_revenues|8.9735|1998-07-21/ev_revenues|8.9645|1998-08-04/ev_revenues|8.3892|1998-08-18/ev_revenues|8.5432|1998-07-07/ev_free_cash_flow|31.2132|1998-07-21/ev_free_cash_flow|31.1818|1998-08-04/ev_free_cash_flow|29.1809|1998-08-18/ev_free_cash_flow|29.7165|1998-07-07/ps_ratio|7.7608|1998-07-21/ps_ratio|7.7517|1998-08-04/ps_ratio|7.1713|1998-08-18/ps_ratio|7.3267|1998-07-07/pe_ratio|24.541|1998-07-21/pe_ratio|24.5122|1998-08-04/pe_ratio|22.6768|1998-08-18/pe_ratio|23.1681|1998-07-07/price_to_book_value|4.3588|1998-07-21/price_to_book_value|4.3537|1998-08-04/price_to_book_value|4.0277|1998-08-18/price_to_book_value|4.115|1998-07-07/peg_ratio|1.286|1998-07-21/peg_ratio|1.2845|1998-08-04/peg_ratio|1.1883|1998-08-18/peg_ratio|1.2141|1998-07-07/dividend_yield|1.6511|1998-07-21/dividend_yield|1.653|1998-08-04/dividend_yield|1.7868|1998-08-18/dividend_yield|1.7489|1998-07-08/percent_of_shares_outstanding|0.3463|1998-08-07/percent_of_shares_outstanding|0.2992|1998-07-31/price|91.156|1998-08-31/price|86.621|1998-07-31/total_return_price|35.4846|1998-08-31/total_return_price|33.8738|1998-07-07/enterprise_value|1154.8883|1998-07-21/enterprise_value|1153.7276|1998-08-04/enterprise_value|1079.694|1998-08-18/enterprise_value|1099.5106 russ2000_0605|PRK|199809|89.7|89.7||27.4||2151.6|241.6|1886.6|1872.3|234.9|173.4||8.6021|27.5935|29.9213|0.4752|7.3861|23.356|4.1483|1.2239|1.0894|1.8101|2.787|0.3253|10.4078|1.0377|0.4146|32.7||7.9|15.6|10.8|26.9|94.3311|36.8888|1107.0895|89.7959|1998-10-13/ev_revenues|7.7633|1998-10-27/ev_revenues|8.4216|1998-11-10/ev_revenues|8.7798|1998-11-24/ev_revenues|8.5156|1998-10-13/ev_free_cash_flow|26.0582|1998-10-27/ev_free_cash_flow|28.2678|1998-11-10/ev_free_cash_flow|29.4702|1998-11-24/ev_free_cash_flow|28.5833|1998-10-13/ps_ratio|6.5577|1998-10-27/ps_ratio|7.2234|1998-11-10/ps_ratio|7.5857|1998-11-24/ps_ratio|7.3185|1998-10-13/pe_ratio|20.7266|1998-10-27/pe_ratio|22.8309|1998-11-10/pe_ratio|23.976|1998-11-24/pe_ratio|23.1314|1998-10-13/price_to_book_value|3.5856|1998-10-27/price_to_book_value|3.9496|1998-11-10/price_to_book_value|4.1477|1998-11-24/price_to_book_value|4.0016|1998-10-13/peg_ratio|1.3598|1998-10-27/peg_ratio|1.4978|1998-11-10/peg_ratio|1.573|1998-11-24/peg_ratio|1.5175|1998-10-13/dividend_yield|2.0202|1998-10-27/dividend_yield|1.834|1998-11-10/dividend_yield|1.7464|1998-11-24/dividend_yield|1.8101|1998-10-08/percent_of_shares_outstanding|0.2939|1998-11-06/percent_of_shares_outstanding|0.295|1998-10-30/price|89.7959|1998-11-30/price|87.0748|1998-10-30/total_return_price|35.1153|1998-11-30/total_return_price|34.0512|1998-10-13/enterprise_value|1008.4516|1998-10-27/enterprise_value|1093.9634|1998-11-10/enterprise_value|1140.4953|1998-11-24/enterprise_value|1106.1733 russ2000_0605|PRK|199812|114.7|100.3||26.8||2225.1|253.6|1948.2|1939.8|235.7|177.1||8.0141|23.6892|26.8999|0.4525|6.8113|21.5282|3.7243|1.4124|1.0823|2.0666|1.9641|0.2719|15.6581|0.906|0.5183|52.333||16.043|21.032|14.708|43.578|93.424|36.7555|1041.0267|89.7959|1999-01-05/ev_revenues|7.4532|1999-01-19/ev_revenues|7.1741|1999-02-02/ev_revenues|6.9879|1999-02-16/ev_revenues|6.9259|1999-01-05/ev_free_cash_flow|25.1028|1999-01-19/ev_free_cash_flow|24.1626|1999-02-02/ev_free_cash_flow|23.5357|1999-02-16/ev_free_cash_flow|23.3268|1999-01-05/ps_ratio|7.3187|1999-01-19/ps_ratio|7.0006|1999-02-02/ps_ratio|6.7884|1999-02-16/ps_ratio|6.7177|1999-01-05/pe_ratio|23.358|1999-01-19/pe_ratio|22.3426|1999-02-02/pe_ratio|21.6655|1999-02-16/pe_ratio|21.4399|1999-01-05/price_to_book_value|4.0875|1999-01-19/price_to_book_value|3.9098|1999-02-02/price_to_book_value|3.7914|1999-02-16/price_to_book_value|3.7519|1999-01-05/peg_ratio|2.1623|1999-01-19/peg_ratio|2.0683|1999-02-02/peg_ratio|2.0056|1999-02-16/peg_ratio|1.9847|1999-01-05/dividend_yield|1.8769|1999-01-19/dividend_yield|1.9622|1999-02-02/dividend_yield|2.0235|1999-02-16/dividend_yield|2.1652|1999-01-08/percent_of_shares_outstanding|0.2462|1999-02-09/percent_of_shares_outstanding|0.2476|1999-01-29/price|89.7959|1999-02-26/price|83.9569|1999-01-29/total_return_price|35.3281|1999-02-26/total_return_price|33.2276|1999-01-05/enterprise_value|1118.2315|1999-01-19/enterprise_value|1076.3486|1999-02-02/enterprise_value|1048.4229|1999-02-16/enterprise_value|1039.1143 russ2000_0605|PRK|199903|80.5|80.5||26.3||2210.1|275.4|1912.4|1912.3|239|183.1||7.0451|22.8511|23.7283|0.4479|6.8547|21.8771|3.8277|2.0252|1.1527|2.1219|0.8689|0.2316|10.3011|1.1238|0.5183|34.277||8.584|16.524|11.598|27.898|87.9252|34.7981|1057.0002|87.755|1999-04-13/ev_revenues|7.0567|1999-04-27/ev_revenues|7.4089|1999-05-11/ev_revenues|7.1026|1999-05-25/ev_revenues|7.0261|1999-04-13/ev_free_cash_flow|22.3413|1999-04-27/ev_free_cash_flow|23.4564|1999-05-11/ev_free_cash_flow|22.4868|1999-05-25/ev_free_cash_flow|22.2444|1999-04-13/ps_ratio|6.5676|1999-04-27/ps_ratio|6.9683|1999-05-11/ps_ratio|6.6198|1999-05-25/ps_ratio|6.5327|1999-04-13/pe_ratio|20.7282|1999-04-27/pe_ratio|21.9928|1999-05-11/pe_ratio|20.8931|1999-05-25/pe_ratio|20.6182|1999-04-13/price_to_book_value|3.6694|1999-04-27/price_to_book_value|3.8932|1999-05-11/price_to_book_value|3.6986|1999-05-25/price_to_book_value|3.6499|1999-04-13/peg_ratio|2.2729|1999-04-27/peg_ratio|2.4116|1999-05-11/peg_ratio|2.291|1999-05-25/peg_ratio|2.2609|1999-04-13/dividend_yield|2.1824|1999-04-27/dividend_yield|2.0569|1999-05-11/dividend_yield|2.1652|1999-05-25/dividend_yield|2.316|1999-04-12/percent_of_shares_outstanding|0.0333|1999-05-11/percent_of_shares_outstanding|0.041|1999-04-30/price|87.755|1999-05-28/price|88.8889|1999-04-30/total_return_price|34.7308|1999-05-28/total_return_price|35.3941|1999-04-13/enterprise_value|1071.9824|1999-04-27/enterprise_value|1125.4853|1999-05-11/enterprise_value|1078.961|1999-05-25/enterprise_value|1067.3299 russ2000_0605|PRK|199906|103.5|103.5||26.4||2304.4|339.2|1946.3|1946.2|234.6|189.5||7.1601|23.1275|22.6686|0.4589|6.6852|21.0993|3.7351|2.3136|1.4463|2.2632|-0.2691|0.0558|11.4818|1.1524|0.5183|39.653||9.63|18.54|13.273|32.896|90.7029|36.1165|1087.6843|89.0023|1999-07-06/ev_revenues|7.315|1999-07-20/ev_revenues|7.231|1999-08-03/ev_revenues|7.2273|1999-08-17/ev_revenues|7.2712|1999-08-31/ev_revenues|7.0958|1999-07-06/ev_free_cash_flow|20.4014|1999-07-20/ev_free_cash_flow|20.167|1999-08-03/ev_free_cash_flow|20.1568|1999-08-17/ev_free_cash_flow|20.2791|1999-08-31/ev_free_cash_flow|19.79|1999-07-06/ps_ratio|6.8085|1999-07-20/ps_ratio|6.7104|1999-08-03/ps_ratio|6.7061|1999-08-17/ps_ratio|6.7573|1999-08-31/ps_ratio|6.5525|1999-07-06/pe_ratio|21.4405|1999-07-20/pe_ratio|21.1315|1999-08-03/pe_ratio|21.1181|1999-08-17/pe_ratio|21.2793|1999-08-31/pe_ratio|20.6344|1999-07-06/price_to_book_value|3.9515|1999-07-20/price_to_book_value|3.8945|1999-08-03/price_to_book_value|3.8921|1999-08-17/price_to_book_value|3.9218|1999-08-31/price_to_book_value|3.8029|1999-07-06/peg_ratio|2.8264|1999-07-20/peg_ratio|2.7857|1999-08-03/peg_ratio|2.7839|1999-08-17/peg_ratio|2.8052|1999-08-31/peg_ratio|2.7201|1999-07-06/dividend_yield|2.1767|1999-07-20/dividend_yield|2.2086|1999-08-03/dividend_yield|2.21|1999-08-17/dividend_yield|2.1932|1999-08-31/dividend_yield|2.3809|1999-07-12/percent_of_shares_outstanding|0.0249|1999-08-10/percent_of_shares_outstanding|0.027|1999-07-30/price|89.0023|1999-08-31/price|87.0748|1999-07-30/total_return_price|35.4393|1999-08-31/total_return_price|34.8718|1999-07-06/enterprise_value|1162.819|1999-07-20/enterprise_value|1149.4598|1999-08-03/enterprise_value|1148.8789|1999-08-17/enterprise_value|1155.849|1999-08-31/enterprise_value|1127.9687 russ2000_0605|PRK|199909|93.1|93.1||26.6||2359.9|358.4|1978.6|1978.5|238.7|195.7||7.1689|22.8211|19.9938|0.4625|6.6378|20.9031|3.8525|2.7556|1.5019|2.3503|0.2285|0.0258|11.4777|1.1429|0.5183|39.558||9.983|18.337|13.088|33.341|91.61|36.6881|1139.5855|89.7959|1999-10-12/ev_revenues|7.0526|1999-10-26/ev_revenues|7.2483|1999-11-09/ev_revenues|7.2343|1999-11-23/ev_revenues|7.5838|1999-10-12/ev_free_cash_flow|20.7466|1999-10-26/ev_free_cash_flow|21.3224|1999-11-09/ev_free_cash_flow|21.2812|1999-11-23/ev_free_cash_flow|22.3093|1999-10-12/ps_ratio|6.5223|1999-10-26/ps_ratio|6.7564|1999-11-09/ps_ratio|6.7397|1999-11-23/ps_ratio|7.1578|1999-10-12/pe_ratio|20.4472|1999-10-26/pe_ratio|21.1812|1999-11-09/pe_ratio|21.1288|1999-11-23/pe_ratio|22.4395|1999-10-12/price_to_book_value|3.7875|1999-10-26/price_to_book_value|3.9234|1999-11-09/price_to_book_value|3.9137|1999-11-23/price_to_book_value|4.1565|1999-10-12/peg_ratio|2.2208|1999-10-26/peg_ratio|2.3005|1999-11-09/peg_ratio|2.2949|1999-11-23/peg_ratio|2.4372|1999-10-12/dividend_yield|2.3442|1999-10-26/dividend_yield|2.263|1999-11-09/dividend_yield|2.2686|1999-11-23/dividend_yield|2.1361|1999-10-12/percent_of_shares_outstanding|0.0201|1999-11-10/percent_of_shares_outstanding|0.0239|1999-10-29/price|89.7959|1999-11-30/price|97.2789|1999-10-29/total_return_price|35.9616|1999-11-30/total_return_price|38.9584|1999-10-12/enterprise_value|1169.466|1999-10-26/enterprise_value|1201.9196|1999-11-09/enterprise_value|1199.6015|1999-11-23/enterprise_value|1257.5545 russ2000_0605|PRK|199912|125.525|123.975||32.468||2843.302|364.258|2425.055|2408.062|290.061|243.488|23.374|7.5894|19.0645|22.3258|0.3806|6.7079|22.4605|3.8953|2.4395|1.3144|2.2378|-0.076|0.0238|10.228|0.6571|0.619|87.807||26.264|34.948|24.587|75.51|91.4286|36.8282|1258.4817|91.5476|2000-01-04/ev_revenues|6.0023|2000-01-18/ev_revenues|6.1596|2000-02-01/ev_revenues|5.8329|2000-02-15/ev_revenues|5.9963|2000-02-29/ev_revenues|5.9618|2000-01-04/ev_free_cash_flow|15.0719|2000-01-18/ev_free_cash_flow|15.4668|2000-02-01/ev_free_cash_flow|14.6466|2000-02-15/ev_free_cash_flow|15.0567|2000-02-29/ev_free_cash_flow|14.9701|2000-01-11/ps_ratio|5.1182|2000-01-25/ps_ratio|4.9896|2000-02-08/ps_ratio|5.2725|2000-02-22/ps_ratio|4.8996|2000-01-04/pe_ratio|22.8096|2000-01-18/pe_ratio|23.5689|2000-02-01/pe_ratio|21.9918|2000-02-15/pe_ratio|22.7804|2000-02-29/pe_ratio|22.6635|2000-01-11/price_to_book_value|3.3415|2000-01-25/price_to_book_value|3.2575|2000-02-08/price_to_book_value|3.4422|2000-02-22/price_to_book_value|3.1987|2000-01-04/peg_ratio|16.0427|2000-01-18/peg_ratio|16.5768|2000-02-01/peg_ratio|15.4675|2000-02-15/peg_ratio|16.0222|2000-02-29/peg_ratio|15.94|2000-01-04/dividend_yield|2.3381|2000-01-18/dividend_yield|2.2628|2000-02-01/dividend_yield|2.425|2000-02-15/dividend_yield|2.3411|2000-02-29/dividend_yield|2.4622|2000-01-11/percent_of_shares_outstanding|0.032|2000-02-10/percent_of_shares_outstanding|0.0406|2000-01-31/price|91.5476|2000-02-29/price|92.381|2000-01-31/total_return_price|36.8761|2000-02-29/total_return_price|37.4615|2000-01-04/enterprise_value|1208.2365|2000-01-18/enterprise_value|1239.8946|2000-02-01/enterprise_value|1174.1431|2000-02-15/enterprise_value|1207.0189|2000-02-29/enterprise_value|1200.079 russ2000_0605|PRK|200003|87.047|87.047||26.076||2411.586|199.999|2186.634|2061.559|238.523|205.846|25.985|5.9497|15.8222|14.9398|0.4117|5.1182|22.6051|3.3341|15.8989|1.3629|2.4685|2.1709|0.1154|15.0843|1.1905|0.619|53.495||13.933|25.509|18.013|44.357|83.8095|33.9857|1197.6491|86.9048|2000-04-11/ev_revenues|5.2558|2000-04-25/ev_revenues|5.0527|2000-05-09/ev_revenues|5.017|2000-05-23/ev_revenues|4.7673|2000-04-11/ev_free_cash_flow|15.336|2000-04-25/ev_free_cash_flow|14.7433|2000-05-09/ev_free_cash_flow|14.6392|2000-05-23/ev_free_cash_flow|13.9106|2000-04-04/ps_ratio|4.6159|2000-04-18/ps_ratio|4.7886|2000-05-02/ps_ratio|4.9124|2000-05-16/ps_ratio|4.5345|2000-05-30/ps_ratio|4.4824|2000-04-11/pe_ratio|21.8391|2000-04-25/pe_ratio|20.8046|2000-05-09/pe_ratio|20.6178|2000-05-23/pe_ratio|19.3103|2000-04-04/price_to_book_value|3.5994|2000-04-18/price_to_book_value|3.734|2000-05-02/price_to_book_value|3.8254|2000-05-16/price_to_book_value|3.5312|2000-05-30/price_to_book_value|3.4906|2000-04-11/peg_ratio|48.3229|2000-04-17/peg_ratio|48.3547|2000-05-01/peg_ratio|48.3229|2000-05-15/peg_ratio|43.1092|2000-05-30/peg_ratio|43.745|2000-04-11/dividend_yield|2.514|2000-04-25/dividend_yield|2.639|2000-05-09/dividend_yield|2.6629|2000-05-23/dividend_yield|2.8432|2000-04-11/percent_of_shares_outstanding|0.129|2000-05-10/percent_of_shares_outstanding|0.1243|2000-04-28/price|86.9048|2000-05-31/price|83.5714|2000-04-28/total_return_price|35.2409|2000-05-31/total_return_price|34.1534|2000-04-11/enterprise_value|1158.9751|2000-04-25/enterprise_value|1114.179|2000-05-09/enterprise_value|1106.313|2000-05-23/enterprise_value|1051.251 russ2000_0605|PRK|200006|107.975|107.975||30.917||2901.524|277.113|2598.98|2417.206|295.924|257.699|27.642|4.7014|17.8971|13.7184|0.4174|4.3325|18.9655|3.3739|42.2826|1.5507|3.0231|0.2944|0.1209|14.9685|1.2667|0.619|54.9||13.354|26.537|18.876|45.13|86.4286|35.3211|1036.7291|84.1667|2000-07-05/ev_revenues|5.4132|2000-07-19/ev_revenues|5.442|2000-08-02/ev_revenues|5.589|2000-08-16/ev_revenues|5.6722|2000-08-30/ev_revenues|5.6435|2000-07-05/ev_free_cash_flow|14.6482|2000-07-19/ev_free_cash_flow|14.7259|2000-08-02/ev_free_cash_flow|15.1237|2000-08-16/ev_free_cash_flow|15.349|2000-08-30/ev_free_cash_flow|15.2713|2000-07-11/ps_ratio|4.5215|2000-07-25/ps_ratio|4.3418|2000-08-08/ps_ratio|4.7175|2000-08-22/ps_ratio|4.7861|2000-07-05/pe_ratio|19.0996|2000-07-19/pe_ratio|19.2394|2000-08-02/pe_ratio|19.9664|2000-08-16/pe_ratio|20.3719|2000-08-30/pe_ratio|20.2321|2000-07-11/price_to_book_value|3.1681|2000-07-25/price_to_book_value|3.0404|2000-08-08/price_to_book_value|3.3035|2000-08-22/price_to_book_value|3.3515|2000-07-11/peg_ratio|21.9139|2000-07-25/peg_ratio|21.043|2000-08-08/peg_ratio|22.8639|2000-08-22/peg_ratio|23.1964|2000-07-05/dividend_yield|2.9213|2000-07-19/dividend_yield|2.9001|2000-08-02/dividend_yield|2.7945|2000-08-16/dividend_yield|2.7388|2000-08-30/dividend_yield|2.8747|2000-07-11/percent_of_shares_outstanding|0.0943|2000-08-10/percent_of_shares_outstanding|0.1057|2000-07-31/price|84.1667|2000-08-31/price|86.0714|2000-07-31/total_return_price|34.3967|2000-08-31/total_return_price|35.4266|2000-07-05/enterprise_value|1276.2225|2000-07-19/enterprise_value|1282.9964|2000-08-02/enterprise_value|1317.651|2000-08-16/enterprise_value|1337.2836|2000-08-30/enterprise_value|1330.5138 russ2000_0605|PRK|200009|101.655|101.655||30.497||2904.631|326.784|2549.973|2368.296|307.553|264.783|30.386|5.7756|17.9519|15.6288|0.4467|4.8612|20.8753|3.4041|23.5606|1.6532|2.7861|1.1495|0.1441|14.9175|1.2381|0.619|54.604||13.67|26.164|18.445|45.268|91.4286|37.6316|1361.6552|91.0714|2000-10-11/ev_revenues|5.8566|2000-10-25/ev_revenues|5.7472|2000-11-08/ev_revenues|5.7495|2000-11-22/ev_revenues|5.4966|2000-10-11/ev_free_cash_flow|14.9805|2000-10-25/ev_free_cash_flow|14.7007|2000-11-08/ev_free_cash_flow|14.7066|2000-11-22/ev_free_cash_flow|14.0596|2000-10-03/ps_ratio|5.1124|2000-10-17/ps_ratio|5.1287|2000-10-31/ps_ratio|5.0108|2000-11-14/ps_ratio|4.8143|2000-11-28/ps_ratio|4.6539|2000-10-11/pe_ratio|21.704|2000-10-25/pe_ratio|21.1433|2000-11-08/pe_ratio|20.9792|2000-11-22/pe_ratio|19.6937|2000-10-03/price_to_book_value|3.3967|2000-10-17/price_to_book_value|3.4076|2000-10-31/price_to_book_value|3.3572|2000-11-14/price_to_book_value|3.2255|2000-11-28/price_to_book_value|3.118|2000-10-03/peg_ratio|33.7908|2000-10-17/peg_ratio|33.899|2000-10-31/peg_ratio|33.1197|2000-11-14/peg_ratio|31.8209|2000-11-28/peg_ratio|30.7602|2000-10-11/dividend_yield|2.6211|2000-10-25/dividend_yield|2.6906|2000-11-08/dividend_yield|2.7117|2000-11-22/dividend_yield|2.8887|2000-10-10/percent_of_shares_outstanding|0.1403|2000-11-10/percent_of_shares_outstanding|0.1271|2000-10-31/price|91.0714|2000-11-30/price|87.9762|2000-10-31/total_return_price|37.4846|2000-11-30/total_return_price|36.2106|2000-10-11/enterprise_value|1468.868|2000-10-25/enterprise_value|1441.4297|2000-11-08/enterprise_value|1442.0095|2000-11-22/enterprise_value|1378.5746 russ2000_0605|PRK|200012|171.07|143.04||39.616||3762.752|289.59|3442.378|3152.251|442.649|365.975|46.583|5.4347|20.2711|13.9013|0.3304|4.6473|19.3791|3.1136|30.7169|1.2783|3.0034|0.6697|0.3269|11.3179|1.1674|0.6762|55.257||17.905|18.394|13.213|46.037|85.4167|35.4365|1363.0533|80|2001-01-03/ev_revenues|6.4313|2001-01-17/ev_revenues|6.1103|2001-01-31/ev_revenues|6.0856|2001-02-14/ev_revenues|6.3325|2001-02-28/ev_revenues|6.2359|2001-01-03/ev_free_cash_flow|19.0442|2001-01-17/ev_free_cash_flow|18.0936|2001-01-31/ev_free_cash_flow|18.0205|2001-02-14/ev_free_cash_flow|18.7517|2001-02-28/ev_free_cash_flow|18.4656|2001-01-09/ps_ratio|5.2616|2001-01-23/ps_ratio|5.1503|2001-02-06/ps_ratio|5.2317|2001-02-20/ps_ratio|5.3729|2001-01-03/pe_ratio|17.8228|2001-01-17/pe_ratio|16.5498|2001-01-31/pe_ratio|16.4518|2001-02-14/pe_ratio|17.4311|2001-02-28/pe_ratio|17.1177|2001-01-09/price_to_book_value|2.0866|2001-01-23/price_to_book_value|2.0424|2001-02-06/price_to_book_value|2.0747|2001-02-20/price_to_book_value|2.1307|2001-01-09/peg_ratio|0.8698|2001-01-23/peg_ratio|0.8514|2001-02-06/peg_ratio|0.8648|2001-02-20/peg_ratio|0.8882|2001-01-03/dividend_yield|2.9229|2001-01-17/dividend_yield|3.1478|2001-01-31/dividend_yield|3.1665|2001-02-14/dividend_yield|2.9886|2001-02-28/dividend_yield|3.112|2001-01-09/percent_of_shares_outstanding|0.4978|2001-02-12/percent_of_shares_outstanding|0.8689|2001-01-31/price|80|2001-02-28/price|83.2381|2001-01-31/total_return_price|33.1893|2001-02-28/total_return_price|34.8151|2001-01-03/enterprise_value|1403.6707|2001-01-17/enterprise_value|1333.6075|2001-01-31/enterprise_value|1328.218|2001-02-14/enterprise_value|1382.1128|2001-02-28/enterprise_value|1361.0292 russ2000_0605|PRK|200103|134.157|111.657||39.946||3710.008|249.311|3419.994|3197.28|451.977|374.902|40.139|6.0687|22.7448|17.9704|0.3794|5.201|16.4518|2.0541|0.8598|1.0444|3.238|3.1391|1.2175|14.822|1.2762|0.6762|55.729||14.566|26.5|18.89|45.431|82.619|34.5562|1324.53|78.0952|2001-04-11/ev_revenues|7.0073|2001-04-25/ev_revenues|6.9863|2001-05-09/ev_revenues|6.6805|2001-05-23/ev_revenues|6.6009|2001-04-11/ev_free_cash_flow|17.4746|2001-04-25/ev_free_cash_flow|17.4222|2001-05-09/ev_free_cash_flow|16.6597|2001-05-23/ev_free_cash_flow|16.4612|2001-04-03/ps_ratio|5.1213|2001-04-17/ps_ratio|5.1273|2001-05-01/ps_ratio|4.9458|2001-05-15/ps_ratio|4.8732|2001-05-29/ps_ratio|4.5435|2001-04-11/pe_ratio|16.2304|2001-04-25/pe_ratio|16.1669|2001-05-09/pe_ratio|15.2527|2001-05-23/pe_ratio|15.0121|2001-04-03/price_to_book_value|2.631|2001-04-17/price_to_book_value|2.6341|2001-05-01/price_to_book_value|2.5393|2001-05-15/price_to_book_value|2.502|2001-05-29/price_to_book_value|2.3328|2001-04-03/peg_ratio|0.8379|2001-04-17/peg_ratio|0.8389|2001-05-01/peg_ratio|0.8092|2001-05-15/peg_ratio|0.7973|2001-05-29/peg_ratio|0.7434|2001-04-11/dividend_yield|3.2253|2001-04-25/dividend_yield|3.238|2001-05-09/dividend_yield|3.4321|2001-05-23/dividend_yield|3.5641|2001-04-09/percent_of_shares_outstanding|0.2083|2001-05-10/percent_of_shares_outstanding|0.1822|2001-04-30/price|78.0952|2001-05-31/price|74.0476|2001-04-30/total_return_price|32.6641|2001-05-31/total_return_price|31.2494|2001-04-11/enterprise_value|1545.0358|2001-04-25/enterprise_value|1540.4|2001-05-09/enterprise_value|1472.9852|2001-05-23/enterprise_value|1455.436 russ2000_0605|PRK|200106|135.657|135.657||40.109||3882.277|318.204|3537.233|3184.582|462.178|385.323|42.329|7.365|27.8101|18.3667|0.454|5.4238|17.3216|2.7847|0.8874|1.4515|3.0889|-0.9923|0.287|14.7584|1.381|0.6762|58.261||14.151|29.118|20.383|46.902|97.619|41.1969|1623.908|96.1905|2001-07-05/ev_revenues|8.3579|2001-07-19/ev_revenues|8.3015|2001-08-02/ev_revenues|8.6158|2001-08-16/ev_revenues|8.3974|2001-08-30/ev_revenues|8.0715|2001-07-05/ev_free_cash_flow|22.6195|2001-07-19/ev_free_cash_flow|22.4669|2001-08-02/ev_free_cash_flow|23.3174|2001-08-16/ev_free_cash_flow|22.7265|2001-08-30/ev_free_cash_flow|21.8444|2001-07-10/ps_ratio|5.5924|2001-07-24/ps_ratio|5.7468|2001-08-07/ps_ratio|5.8863|2001-08-21/ps_ratio|5.6993|2001-07-05/pe_ratio|17.9182|2001-07-19/pe_ratio|17.7489|2001-08-02/pe_ratio|18.7177|2001-08-16/pe_ratio|18.0612|2001-08-30/pe_ratio|17.0811|2001-07-10/price_to_book_value|2.8582|2001-07-24/price_to_book_value|2.9371|2001-08-07/price_to_book_value|3.0044|2001-08-21/price_to_book_value|2.9089|2001-07-10/peg_ratio|0.9365|2001-07-24/peg_ratio|0.9624|2001-08-07/peg_ratio|0.9857|2001-08-21/peg_ratio|0.9544|2001-07-05/dividend_yield|2.9186|2001-07-19/dividend_yield|2.9465|2001-08-02/dividend_yield|2.794|2001-08-16/dividend_yield|2.8955|2001-08-30/dividend_yield|3.1278|2001-07-10/percent_of_shares_outstanding|0.4011|2001-08-10/percent_of_shares_outstanding|0.4122|2001-07-31/price|96.1905|2001-08-31/price|88.5714|2001-07-31/total_return_price|40.594|2001-08-31/total_return_price|37.6572|2001-07-05/enterprise_value|1870.9296|2001-07-19/enterprise_value|1858.3085|2001-08-02/enterprise_value|1928.6529|2001-08-16/enterprise_value|1879.7769|2001-08-30/enterprise_value|1806.8131 russ2000_0605|PRK|200109|136.925|136.925||39.839||3958.216|292.131|3616.535|3218.948|479.232|395.738|46.727|8.0465|26.1544|21.7766|0.4293|5.4025|17.0059|2.7574|0.9047|1.4392|3.1416|0.7335|0.4972|14.7452|1.381|0.6762|59.715||14.862|29.035|20.352|48.578|92.1429|39.1756|1801.2113|87.381|2001-10-01/ev_revenues|8.2165|2001-10-15/ev_revenues|7.9693|2001-10-29/ev_revenues|8.0426|2001-11-12/ev_revenues|7.9046|2001-11-26/ev_revenues|8.0784|2001-10-01/ev_free_cash_flow|21.5249|2001-10-15/ev_free_cash_flow|20.8772|2001-10-29/ev_free_cash_flow|21.0691|2001-11-12/ev_free_cash_flow|20.7077|2001-11-26/ev_free_cash_flow|21.1629|2001-10-02/ps_ratio|5.6706|2001-10-16/ps_ratio|5.3003|2001-10-30/ps_ratio|5.2713|2001-11-13/ps_ratio|5.3437|2001-11-27/ps_ratio|5.3003|2001-10-01/pe_ratio|17.3899|2001-10-15/pe_ratio|16.6489|2001-10-29/pe_ratio|16.8685|2001-11-12/pe_ratio|16.4751|2001-11-26/pe_ratio|16.9966|2001-10-02/price_to_book_value|2.8581|2001-10-16/price_to_book_value|2.6715|2001-10-30/price_to_book_value|2.6569|2001-11-13/price_to_book_value|2.6901|2001-11-27/price_to_book_value|2.6682|2001-10-02/peg_ratio|0.9147|2001-10-16/peg_ratio|0.855|2001-10-30/peg_ratio|0.8503|2001-11-13/peg_ratio|0.862|2001-11-27/peg_ratio|0.855|2001-10-01/dividend_yield|2.9879|2001-10-15/dividend_yield|3.1209|2001-10-29/dividend_yield|3.0803|2001-11-12/dividend_yield|3.1538|2001-11-26/dividend_yield|3.0571|2001-10-10/percent_of_shares_outstanding|0.6373|2001-11-12/percent_of_shares_outstanding|0.7582|2001-10-31/price|87.381|2001-11-30/price|87.381|2001-10-31/total_return_price|37.151|2001-11-30/total_return_price|37.151|2001-10-01/enterprise_value|1881.2752|2001-10-15/enterprise_value|1824.6697|2001-10-29/enterprise_value|1841.4417|2001-11-12/enterprise_value|1809.8567|2001-11-26/enterprise_value|1849.6416 russ2000_0605|PRK|200112|169.193|169.193||39.91||4101.169|318.311|3706.743|3314.203|468.346|403.87|50|8.2643|23.4127|21.6501|0.4015|5.5549|17.5546|2.7964|0.896|1.5178|3.012|1.2905|0.7693|14.7041|1.2719|0.7238|64.477||19.834|26.263|18.737|52.033|88.3333|37.8607|1892.2184|89.2857|2002-01-07/ev_revenues|7.8345|2002-01-22/ev_revenues|7.5126|2002-02-05/ev_revenues|7.5828|2002-02-19/ev_revenues|7.6595|2002-01-07/ev_free_cash_flow|20.1668|2002-01-22/ev_free_cash_flow|19.3381|2002-02-05/ev_free_cash_flow|19.5189|2002-02-19/ev_free_cash_flow|19.7163|2002-01-09/ps_ratio|5.6176|2002-01-23/ps_ratio|5.355|2002-02-06/ps_ratio|5.296|2002-02-20/ps_ratio|5.476|2002-01-07/pe_ratio|17.0388|2002-01-22/pe_ratio|16.0524|2002-02-05/pe_ratio|16.2676|2002-02-19/pe_ratio|16.5026|2002-01-09/price_to_book_value|2.8337|2002-01-23/price_to_book_value|2.7013|2002-02-06/price_to_book_value|2.6715|2002-02-20/price_to_book_value|2.7623|2002-01-09/peg_ratio|1.8561|2002-01-23/peg_ratio|1.7694|2002-02-06/peg_ratio|1.7499|2002-02-20/peg_ratio|1.8093|2002-01-07/dividend_yield|3.0421|2002-01-22/dividend_yield|3.2291|2002-02-05/dividend_yield|3.1864|2002-02-19/dividend_yield|3.141|2002-01-10/percent_of_shares_outstanding|0.759|2002-02-12/percent_of_shares_outstanding|0.688|2002-01-31/price|89.2857|2002-02-28/price|92.4476|2002-01-31/total_return_price|38.2689|2002-02-28/total_return_price|39.9542|2002-01-07/enterprise_value|1866.0304|2002-01-22/enterprise_value|1789.3562|2002-02-05/enterprise_value|1806.0851|2002-02-19/enterprise_value|1824.3475 russ2000_0605|PRK|200203|127.396|127.396||39.594||3953.934|305.439|3588.28|3330.782|471.969|414.729|51.573|7.9952|22.3849|20.5804|0.4093|5.7533|17.5321|2.902|1.901|1.1927|3.0077|3.8574|0.7065|14.6717|1.4571|0.7238|63.832||16.251|30.097|21.448|52.247|94.0476|40.6457|1904.3023|95.9524|2002-04-02/ev_revenues|7.2558|2002-04-16/ev_revenues|7.4255|2002-04-30/ev_revenues|7.4634|2002-05-14/ev_revenues|7.5284|2002-05-28/ev_revenues|7.1949|2002-04-02/ev_free_cash_flow|19.9689|2002-04-16/ev_free_cash_flow|20.436|2002-04-30/ev_free_cash_flow|20.5402|2002-05-14/ev_free_cash_flow|20.7191|2002-05-28/ev_free_cash_flow|19.8013|2002-04-03/ps_ratio|5.5271|2002-04-17/ps_ratio|5.6836|2002-05-01/ps_ratio|5.7035|2002-05-15/ps_ratio|5.806|2002-05-29/ps_ratio|5.3546|2002-04-02/pe_ratio|16.8242|2002-04-16/pe_ratio|17.3446|2002-04-30/pe_ratio|17.4746|2002-05-14/pe_ratio|17.6741|2002-05-28/pe_ratio|16.6508|2002-04-03/price_to_book_value|2.8664|2002-04-17/price_to_book_value|2.9476|2002-05-01/price_to_book_value|2.9555|2002-05-15/price_to_book_value|3.0086|2002-05-29/price_to_book_value|2.7747|2002-04-03/peg_ratio|1.536|2002-04-17/peg_ratio|1.5795|2002-05-01/peg_ratio|1.5851|2002-05-15/peg_ratio|1.6135|2002-05-29/peg_ratio|1.4881|2002-04-02/dividend_yield|3.0309|2002-04-16/dividend_yield|2.94|2002-04-30/dividend_yield|2.9181|2002-05-14/dividend_yield|2.8852|2002-05-28/dividend_yield|3.1146|2002-04-10/percent_of_shares_outstanding|0.7218|2002-05-10/percent_of_shares_outstanding|0.7427|2002-04-30/price|95.9524|2002-05-31/price|90.0095|2002-04-30/total_return_price|41.4689|2002-05-31/total_return_price|39.2022|2002-04-02/enterprise_value|1787.0004|2002-04-16/enterprise_value|1828.7981|2002-04-30/enterprise_value|1838.1249|2002-05-14/enterprise_value|1854.1346|2002-05-28/enterprise_value|1771.9981 russ2000_0605|PRK|200206|159.027|159.027||39.098||3996.146|227.988|3715.97|3463.514|498.296|426.129|55.485|6.6743|18.3811|18.3685|0.3374|4.9351|15.0533|2.5573|1.3715|0.9642|3.4451|4.4447|0.6892|14.6562|1.4952|0.7238|63.073||15.692|31.089|21.972|51.899|81.9048|35.6723|1643.7818|92.1429|2002-07-09/ev_revenues|5.9298|2002-07-23/ev_revenues|6.3012|2002-08-06/ev_revenues|6.5486|2002-08-20/ev_revenues|6.6148|2002-07-09/ev_free_cash_flow|19.2664|2002-07-23/ev_free_cash_flow|20.4731|2002-08-06/ev_free_cash_flow|21.277|2002-08-20/ev_free_cash_flow|21.4921|2002-07-10/ps_ratio|4.7624|2002-07-24/ps_ratio|5.0383|2002-08-07/ps_ratio|5.2863|2002-08-21/ps_ratio|5.4006|2002-07-09/pe_ratio|14.2741|2002-07-23/pe_ratio|15.4142|2002-08-06/pe_ratio|16.2263|2002-08-20/pe_ratio|16.4302|2002-07-10/price_to_book_value|2.3832|2002-07-24/price_to_book_value|2.5213|2002-08-07/price_to_book_value|2.6368|2002-08-21/price_to_book_value|2.6938|2002-07-10/peg_ratio|1.3548|2002-07-24/peg_ratio|1.4332|2002-08-07/peg_ratio|1.5038|2002-08-21/peg_ratio|1.5363|2002-07-09/dividend_yield|3.5591|2002-07-23/dividend_yield|3.2958|2002-08-06/dividend_yield|3.1309|2002-08-20/dividend_yield|3.092|2002-07-10/percent_of_shares_outstanding|0.6296|2002-08-12/percent_of_shares_outstanding|0.7616|2002-07-31/price|92.1429|2002-08-30/price|92.381|2002-07-31/total_return_price|40.1313|2002-08-30/total_return_price|40.5537|2002-07-09/enterprise_value|1488.948|2002-07-23/enterprise_value|1582.2004|2002-08-06/enterprise_value|1644.3285|2002-08-20/enterprise_value|1660.9514 russ2000_0605|PRK|200209|205.066|161.566||38.926||3935.163|179.277|3694.57|3492.311|505.559|437.672|61.462|6.59|17.9986|21.4114|0.3414|5.3086|16.3538|2.6479|1.5101|0.7547|3.1584|8.8534|0.7599|14.5651|1.5143|0.7238|64.159||16.039|31.658|22.073|51.93|89.2381|39.1741|1654.7178|85.2381|2002-10-01/ev_revenues|5.9488|2002-10-15/ev_revenues|5.8325|2002-10-29/ev_revenues|5.642|2002-11-12/ev_revenues|5.7404|2002-11-26/ev_revenues|6.1065|2002-10-01/ev_free_cash_flow|16.4899|2002-10-15/ev_free_cash_flow|16.1673|2002-10-29/ev_free_cash_flow|15.6393|2002-11-12/ev_free_cash_flow|15.9121|2002-11-26/ev_free_cash_flow|16.9269|2002-10-02/ps_ratio|5.1157|2002-10-16/ps_ratio|5.0584|2002-10-30/ps_ratio|4.8624|2002-11-13/ps_ratio|4.9061|2002-11-27/ps_ratio|5.2822|2002-10-01/pe_ratio|15.6004|2002-10-15/pe_ratio|15.2435|2002-10-29/pe_ratio|14.6743|2002-11-12/pe_ratio|14.9763|2002-11-26/pe_ratio|16.0999|2002-10-02/price_to_book_value|2.5636|2002-10-16/price_to_book_value|2.5349|2002-10-30/price_to_book_value|2.4342|2002-11-13/price_to_book_value|2.4561|2002-11-27/price_to_book_value|2.6444|2002-10-02/peg_ratio|1.5186|2002-10-16/peg_ratio|1.5016|2002-10-30/peg_ratio|1.4434|2002-11-13/peg_ratio|1.4564|2002-11-27/peg_ratio|1.5681|2002-10-01/dividend_yield|3.234|2002-10-15/dividend_yield|3.3097|2002-10-29/dividend_yield|3.4381|2002-11-12/dividend_yield|3.3688|2002-11-26/dividend_yield|3.1337|2002-10-10/percent_of_shares_outstanding|0.8391|2002-11-12/percent_of_shares_outstanding|0.6131|2002-10-31/price|85.2381|2002-11-29/price|92.5714|2002-10-31/total_return_price|37.4181|2002-11-29/total_return_price|40.6374|2002-10-01/enterprise_value|1520.1691|2002-10-15/enterprise_value|1490.4304|2002-10-29/enterprise_value|1441.7576|2002-11-12/enterprise_value|1466.9063|2002-11-26/enterprise_value|1560.4542 russ2000_0605|PRK|200212|259.027|157.138||38.734||3937.333|196.952|3682.361|3495.135|509.292|446.3|65.194|6.16|18.4814|17.0753|0.3557|5.3614|16.2642|2.684|1.5916|0.7385|3.1735|8.866|0.6899|14.5512|1.381|0.7905|65.118||20.994|28.331|20.086|49.256|94.0952|41.6552|1574.134|93.6667|2003-01-07/ev_revenues|6.2379|2003-01-21/ev_revenues|6.1856|2003-02-04/ev_revenues|6.2384|2003-02-18/ev_revenues|6.1243|2003-01-07/ev_free_cash_flow|21.0494|2003-01-21/ev_free_cash_flow|20.8732|2003-02-04/ev_free_cash_flow|21.0512|2003-02-18/ev_free_cash_flow|20.6661|2003-01-09/ps_ratio|5.4318|2003-01-23/ps_ratio|5.4236|2003-02-06/ps_ratio|5.3775|2003-02-20/ps_ratio|5.3041|2003-01-07/pe_ratio|16.285|2003-01-21/pe_ratio|16.127|2003-02-04/pe_ratio|16.2866|2003-02-18/pe_ratio|15.9414|2003-01-09/price_to_book_value|2.7081|2003-01-23/price_to_book_value|2.704|2003-02-06/price_to_book_value|2.681|2003-02-20/price_to_book_value|2.6444|2003-01-09/peg_ratio|1.6086|2003-01-23/peg_ratio|1.6062|2003-02-06/peg_ratio|1.5925|2003-02-20/peg_ratio|1.5708|2003-01-07/dividend_yield|3.1103|2003-01-21/dividend_yield|3.1408|2003-02-04/dividend_yield|3.11|2003-02-18/dividend_yield|3.1774|2003-01-10/percent_of_shares_outstanding|0.6088|2003-02-11/percent_of_shares_outstanding|0.6262|2003-01-31/price|93.6667|2003-02-28/price|93.2857|2003-01-31/total_return_price|41.4655|2003-02-28/total_return_price|41.65|2003-01-07/enterprise_value|1598.0281|2003-01-21/enterprise_value|1584.6498|2003-02-04/enterprise_value|1598.166|2003-02-18/enterprise_value|1568.927 russ2000_0605|PRK|200303|203.297|165.097||38.19||4592.26|742.535|3798.042|3486.077|521.227|458.032|67.158|6.0288|24.9111|20.3438|0.4253|5.296|15.6645|2.6383|1.5684|2.0231|3.3063|-0.7321|0.6833|14.5159|1.6|0.7905|66.426||17.536|32.924|23.166|52.205|88.8571|39.6727|1544.4638|93.8|2003-04-01/ev_revenues|8.5234|2003-04-15/ev_revenues|8.7231|2003-04-29/ev_revenues|8.7497|2003-05-13/ev_revenues|8.9649|2003-05-27/ev_revenues|9.1461|2003-04-01/ev_free_cash_flow|25.9218|2003-04-15/ev_free_cash_flow|26.529|2003-04-29/ev_free_cash_flow|26.6099|2003-05-13/ev_free_cash_flow|27.2644|2003-05-27/ev_free_cash_flow|27.8156|2003-04-03/ps_ratio|5.2783|2003-04-17/ps_ratio|5.2611|2003-05-01/ps_ratio|5.1887|2003-05-15/ps_ratio|5.717|2003-05-29/ps_ratio|5.8698|2003-04-01/pe_ratio|15.1908|2003-04-15/pe_ratio|15.787|2003-04-29/pe_ratio|15.8665|2003-05-13/pe_ratio|16.5342|2003-05-27/pe_ratio|17.0763|2003-04-03/price_to_book_value|2.6012|2003-04-17/price_to_book_value|2.5927|2003-05-01/price_to_book_value|2.5532|2003-05-15/price_to_book_value|2.8131|2003-05-29/price_to_book_value|2.8883|2003-04-03/peg_ratio|1.72|2003-04-17/peg_ratio|1.7144|2003-05-01/peg_ratio|1.6908|2003-05-15/peg_ratio|1.8629|2003-05-29/peg_ratio|1.9127|2003-04-01/dividend_yield|3.3281|2003-04-15/dividend_yield|3.2024|2003-04-29/dividend_yield|3.1864|2003-05-13/dividend_yield|3.0577|2003-05-27/dividend_yield|3.0258|2003-04-10/percent_of_shares_outstanding|0.7137|2003-05-12/percent_of_shares_outstanding|0.6702|2003-04-30/price|93.8|2003-05-30/price|106.1905|2003-04-30/total_return_price|41.8796|2003-05-30/total_return_price|47.7841|2003-04-01/enterprise_value|2205.6634|2003-04-15/enterprise_value|2257.322|2003-04-29/enterprise_value|2264.2098|2003-05-13/enterprise_value|2319.8982|2003-05-27/enterprise_value|2366.802 russ2000_0605|PRK|200306|293.117|222.517||38.029||4464.258|504.694|3896.152|3535.17|538.222|471.743|68.943|9.3981|24.4926|28.5818|0.4428|6.0227|17.8299|2.9635|1.9625|1.6084|2.8979|-0.1587|0.6772|14.5343|1.7238|0.7905|69.317||16.517|35.991|25.123|51.596|108.8095|48.9626|2431.9996|114.2857|2003-07-08/ev_revenues|8.3304|2003-07-22/ev_revenues|8.278|2003-08-05/ev_revenues|8.5545|2003-08-19/ev_revenues|8.5935|2003-07-08/ev_free_cash_flow|18.7693|2003-07-22/ev_free_cash_flow|18.6511|2003-08-05/ev_free_cash_flow|19.2741|2003-08-19/ev_free_cash_flow|19.3619|2003-07-10/ps_ratio|5.9678|2003-07-24/ps_ratio|5.8841|2003-08-07/ps_ratio|6.0744|2003-08-21/ps_ratio|6.0357|2003-07-08/pe_ratio|17.4119|2003-07-22/pe_ratio|17.2573|2003-08-05/pe_ratio|18.0704|2003-08-19/pe_ratio|18.1853|2003-07-10/price_to_book_value|2.9197|2003-07-24/price_to_book_value|2.8788|2003-08-07/price_to_book_value|2.9723|2003-08-21/price_to_book_value|2.9533|2003-07-10/peg_ratio|1.597|2003-07-24/peg_ratio|1.5747|2003-08-07/peg_ratio|1.6256|2003-08-21/peg_ratio|1.6152|2003-07-08/dividend_yield|2.8584|2003-07-22/dividend_yield|2.8841|2003-08-05/dividend_yield|2.7543|2003-08-19/dividend_yield|2.7369|2003-07-10/percent_of_shares_outstanding|0.7865|2003-08-12/percent_of_shares_outstanding|0.5869|2003-07-31/price|114.2857|2003-08-29/price|107.1429|2003-07-31/total_return_price|51.4268|2003-08-29/total_return_price|48.5621|2003-07-08/enterprise_value|2207.736|2003-07-22/enterprise_value|2193.8378|2003-08-05/enterprise_value|2267.1199|2003-08-19/enterprise_value|2277.4417 russ2000_0605|PRK|200309|160.527|142.527||37.45||4150.016|505.187|3590.007|3404.053|535.766|480.507|68.218|7.9786|23.5893|26.0553|0.4459|6.0226|17.4844|2.947|1.6117|1.29|2.967|0.6623|0.555|14.5744|1.3905|0.7905|61.016||16.566|28.502|20.2|49.35|106.5714|48.3031|2089.4237|111.381|2003-10-14/ev_revenues|7.997|2003-10-28/ev_revenues|8.1338|2003-11-11/ev_revenues|8.1186|2003-11-25/ev_revenues|8.2332|2003-10-14/ev_free_cash_flow|26.1154|2003-10-28/ev_free_cash_flow|26.5618|2003-11-11/ev_free_cash_flow|26.5122|2003-11-25/ev_free_cash_flow|26.8865|2003-10-02/ps_ratio|5.9213|2003-10-16/ps_ratio|6.1488|2003-10-30/ps_ratio|6.1223|2003-11-13/ps_ratio|6.0885|2003-11-28/ps_ratio|6.1197|2003-10-14/pe_ratio|17.5391|2003-10-28/pe_ratio|17.9453|2003-11-11/pe_ratio|17.8984|2003-11-25/pe_ratio|18.2391|2003-10-02/price_to_book_value|2.8772|2003-10-16/price_to_book_value|2.9877|2003-10-30/price_to_book_value|2.9748|2003-11-13/price_to_book_value|2.9587|2003-11-28/price_to_book_value|2.9739|2003-10-02/peg_ratio|2.8144|2003-10-16/peg_ratio|2.9225|2003-10-30/peg_ratio|2.9099|2003-11-13/peg_ratio|2.8938|2003-11-28/peg_ratio|2.9087|2003-10-14/dividend_yield|2.9578|2003-10-28/dividend_yield|2.8908|2003-11-11/dividend_yield|2.8984|2003-11-25/dividend_yield|2.8442|2003-10-10/percent_of_shares_outstanding|0.5389|2003-11-11/percent_of_shares_outstanding|0.4618|2003-10-31/price|111.381|2003-11-28/price|110.1905|2003-10-31/total_return_price|50.483|2003-11-28/total_return_price|49.9434|2003-10-14/enterprise_value|2094.243|2003-10-28/enterprise_value|2130.0438|2003-11-11/enterprise_value|2126.0657|2003-11-25/enterprise_value|2156.0862 russ2000_0605|PRK|200312|189.626|169.832||36.746||4491.915|523.196|3900.226|3414.249|543.041|486.769|68.577|7.8667|27.5168|25.6896|0.4748|5.8462|17.15|2.841|2.7787|1.8465|3.0704|-4.7884|0.4311|14.5712|1.2571|0.8381|61.401||21.059|25.772|18.389|49.486|107.7619|49.2285|2060.1033|106.2|2004-01-06/ev_revenues|9.3263|2004-01-20/ev_revenues|9.3007|2004-02-03/ev_revenues|9.1466|2004-02-17/ev_revenues|9.3455|2004-01-06/ev_free_cash_flow|25.2565|2004-01-20/ev_free_cash_flow|25.1871|2004-02-03/ev_free_cash_flow|24.7698|2004-02-17/ev_free_cash_flow|25.3084|2004-01-09/ps_ratio|6.1858|2004-01-23/ps_ratio|6.1724|2004-02-06/ps_ratio|5.9362|2004-02-20/ps_ratio|6.0736|2004-01-06/pe_ratio|18.244|2004-01-20/pe_ratio|18.1675|2004-02-03/pe_ratio|17.7065|2004-02-17/pe_ratio|18.3014|2004-01-09/price_to_book_value|2.9217|2004-01-23/price_to_book_value|2.9154|2004-02-06/price_to_book_value|2.8038|2004-02-20/price_to_book_value|2.8687|2004-01-09/peg_ratio|8.6815|2004-01-23/peg_ratio|8.6627|2004-02-06/peg_ratio|8.3313|2004-02-20/peg_ratio|8.5241|2004-01-06/dividend_yield|2.9461|2004-01-20/dividend_yield|2.9585|2004-02-03/dividend_yield|3.0355|2004-02-17/dividend_yield|2.9369|2004-01-12/percent_of_shares_outstanding|0.4763|2004-02-10/percent_of_shares_outstanding|0.5801|2004-01-30/price|106.2|2004-02-27/price|107.619|2004-01-30/total_return_price|48.515|2004-02-27/total_return_price|49.546|2004-01-06/enterprise_value|2407.673|2004-01-20/enterprise_value|2401.065|2004-02-03/enterprise_value|2361.2793|2004-02-17/enterprise_value|2412.629 russ2000_0605|PRK|200403|158.248|146.448||36.033||4437.58|357.777|4013.113|3505.863|558.377|497.633|74.723|9.1983|26.2146|24.9097|0.4549|6.0784|17.8628|2.8707|8.5309|1.5492|3.0536|-2.7907|0.7774|14.553|1.581|0.8381|65.594||18.148|32.604|22.978|52.616|107.9048|49.6775|2374.6213|109.9524|2004-04-13/ev_revenues|8.9966|2004-04-27/ev_revenues|8.962|2004-05-11/ev_revenues|8.88|2004-05-25/ev_revenues|8.9886|2004-04-13/ev_free_cash_flow|24.9417|2004-04-27/ev_free_cash_flow|24.846|2004-05-11/ev_free_cash_flow|24.6186|2004-05-25/ev_free_cash_flow|24.9197|2004-04-02/ps_ratio|6.1181|2004-04-16/ps_ratio|6.1963|2004-04-30/ps_ratio|6.2205|2004-05-14/ps_ratio|6.1612|2004-05-28/ps_ratio|6.221|2004-04-13/pe_ratio|18.624|2004-04-27/pe_ratio|18.56|2004-05-11/pe_ratio|18.3133|2004-05-25/pe_ratio|18.64|2004-04-02/price_to_book_value|2.7892|2004-04-16/price_to_book_value|2.8248|2004-04-30/price_to_book_value|2.8298|2004-05-14/price_to_book_value|2.8028|2004-05-28/price_to_book_value|2.83|2004-04-02/peg_ratio||2004-04-16/peg_ratio||2004-04-30/peg_ratio||2004-05-14/peg_ratio||2004-05-28/peg_ratio||2004-04-13/dividend_yield|2.9382|2004-04-27/dividend_yield|2.9483|2004-05-11/dividend_yield|2.988|2004-05-25/dividend_yield|2.9786|2004-04-12/percent_of_shares_outstanding|0.8947|2004-05-11/percent_of_shares_outstanding|0.7399|2004-04-30/price|109.9524|2004-05-28/price|109.9619|2004-04-30/total_return_price|50.6202|2004-05-28/total_return_price|51.0159|2004-04-13/enterprise_value|2315.066|2004-04-27/enterprise_value|2306.1771|2004-05-11/enterprise_value|2285.0716|2004-05-25/enterprise_value|2313.0202 russ2000_0605|PRK|200406|165.113|145.113||35.695||4558.984|476.312|4024.647|3516.553|515.747|509.706|88.505|9.7598|30.0837|27.0577|0.5078|6.9344|20.96|3.1545||1.9087|2.6489|4.6441|0.86|14.4707|1.6667|0.8381|66.568||17.096|34.368|24.085|52.522|121.6286|56.4285|2511.47|112.1143|2004-07-06/ev_revenues|9.9238|2004-07-20/ev_revenues|9.6374|2004-08-03/ev_revenues|9.4878|2004-08-17/ev_revenues|9.5786|2004-08-31/ev_revenues|9.9158|2004-07-06/ev_free_cash_flow|35.3877|2004-07-20/ev_free_cash_flow|34.3663|2004-08-03/ev_free_cash_flow|33.8327|2004-08-17/ev_free_cash_flow|34.1566|2004-08-31/ev_free_cash_flow|35.3591|2004-07-12/ps_ratio|6.6671|2004-07-26/ps_ratio|6.2922|2004-08-09/ps_ratio|6.1965|2004-08-23/ps_ratio|6.5855|2004-07-06/pe_ratio|20.0339|2004-07-20/pe_ratio|19.168|2004-08-03/pe_ratio|18.7157|2004-08-17/pe_ratio|18.9903|2004-08-31/pe_ratio|20.0097|2004-07-12/price_to_book_value|3.2327|2004-07-26/price_to_book_value|3.0509|2004-08-09/price_to_book_value|3.0045|2004-08-23/price_to_book_value|3.1931|2004-07-12/peg_ratio||2004-07-26/peg_ratio||2004-08-09/peg_ratio||2004-08-23/peg_ratio||2004-07-06/dividend_yield|2.7982|2004-07-20/dividend_yield|2.9246|2004-08-03/dividend_yield|2.9953|2004-08-17/dividend_yield|2.952|2004-08-31/dividend_yield|2.8419|2004-07-12/percent_of_shares_outstanding|1.6822|2004-08-10/percent_of_shares_outstanding|2.0557|2004-07-30/price|112.1143|2004-08-31/price|117.9619|2004-07-30/total_return_price|52.0144|2004-08-31/total_return_price|55.1303|2004-07-06/enterprise_value|2526.3959|2004-07-20/enterprise_value|2453.4754|2004-08-03/enterprise_value|2415.3826|2004-08-17/enterprise_value|2438.5104|2004-08-31/enterprise_value|2524.3552 russ2000_0605|PRK|200409|141.53|141.53||37.179||4582.253|472.342|4044.168|3535.405|553.317|521.275|87.632|10.0863|28.8967|35.967|0.5008|7.1447|20.525|3.4643||1.7731|2.7706|2.5469|1.9759|14.428|1.6286|0.8381|66.819||17.838|32.982|23.547|53.81|121.1714|56.6303|2567.7538|123.7143|2004-10-12/ev_revenues|10.0636|2004-10-26/ev_revenues|10.1002|2004-11-09/ev_revenues|10.3266|2004-11-23/ev_revenues|10.5667|2004-10-12/ev_free_cash_flow|33.3158|2004-10-26/ev_free_cash_flow|33.4369|2004-11-09/ev_free_cash_flow|34.1865|2004-11-23/ev_free_cash_flow|34.9811|2004-10-05/ps_ratio|6.8029|2004-10-19/ps_ratio|6.8045|2004-11-02/ps_ratio|6.8231|2004-11-16/ps_ratio|7.2024|2004-11-30/ps_ratio|7.5765|2004-10-12/pe_ratio|20.3106|2004-10-26/pe_ratio|20.4193|2004-11-09/pe_ratio|21.0885|2004-11-23/pe_ratio|21.8012|2004-10-05/price_to_book_value|3.1549|2004-10-19/price_to_book_value|3.1557|2004-11-02/price_to_book_value|3.1648|2004-11-16/price_to_book_value|3.3407|2004-11-30/price_to_book_value|3.5142|2004-10-05/peg_ratio|31.8561|2004-10-19/peg_ratio|31.8636|2004-11-02/peg_ratio|31.9505|2004-11-16/peg_ratio|33.7269|2004-11-30/peg_ratio|35.4785|2004-10-12/dividend_yield|2.6911|2004-10-26/dividend_yield|2.6768|2004-11-09/dividend_yield|2.5919|2004-11-23/dividend_yield|2.5071|2004-10-12/percent_of_shares_outstanding|1.959|2004-11-10/percent_of_shares_outstanding|1.8733|2004-10-29/price|123.7143|2004-11-30/price|136|2004-10-29/total_return_price|57.8187|2004-11-30/total_return_price|63.5606|2004-10-12/enterprise_value|2620.3859|2004-10-26/enterprise_value|2629.9162|2004-11-09/enterprise_value|2688.8674|2004-11-23/enterprise_value|2751.3684 russ2000_0605|PRK|200412|184.473|157.625||43.179||4850.023|284.642|4485.654|3689.861|562.561|433.26|91.392|10.6537|31.1859|35.3057|0.5272|7.6879|22.0924|3.5659|36.0002|1.9092|2.5198|-0.5821|1.6622|14.4641|1.4438|0.9|65.158||22.354|29.295|20.897|53.343|135.5|63.7388|2774.0403|121.28|2005-01-13/ev_revenues|10.1857|2005-01-27/ev_revenues|9.9784|2005-02-10/ev_revenues|10.0136|2005-02-24/ev_revenues|9.9|2005-01-04/ev_free_cash_flow|35.372|2005-01-18/ev_free_cash_flow|34.3766|2005-02-01/ev_free_cash_flow|34.0653|2005-02-15/ev_free_cash_flow|33.4608|2005-01-11/ps_ratio|6.9813|2005-01-25/ps_ratio|6.5505|2005-02-08/ps_ratio|6.932|2005-02-22/ps_ratio|6.3038|2005-01-04/pe_ratio|20.7832|2005-01-18/pe_ratio|19.913|2005-02-01/pe_ratio|19.6408|2005-02-15/pe_ratio|19.1123|2005-01-11/price_to_book_value|3.2369|2005-01-25/price_to_book_value|3.0371|2005-02-08/price_to_book_value|3.214|2005-02-22/price_to_book_value|2.9304|2005-01-11/peg_ratio|3.4523|2005-01-25/peg_ratio|3.2392|2005-02-08/peg_ratio|3.4279|2005-02-22/peg_ratio|3.1172|2005-01-04/dividend_yield|2.5994|2005-01-18/dividend_yield|2.713|2005-02-01/dividend_yield|2.7506|2005-02-15/dividend_yield|2.8266|2005-01-11/percent_of_shares_outstanding|1.7676|2005-02-10/percent_of_shares_outstanding|2.157|2005-01-31/price|121.28|2005-02-28/price|118.51|2005-01-31/total_return_price|57.0498|2005-02-28/total_return_price|56.156|2005-01-13/enterprise_value|2690.4452|2005-01-27/enterprise_value|2635.6854|2005-02-10/enterprise_value|2644.9788|2005-02-24/enterprise_value|2614.9768 russ2000_0605|PRK|200503|159.844|136.515||44.581||5120.539|302.07|4748.97|3838.563|556.303|443.7|89.592|9.5065|29.275|31.2701|0.4738|6.1267|17.1519|2.8481|3.0297|2.1795|3.2068|1.0135|2.376|14.4756|1.61|0.9|68.557||20.001|33.071|23.342|54.445|112.5|53.3082|2511.0466|100.5|2005-04-07/ev_revenues|10.0655|2005-04-21/ev_revenues|9.608|2005-05-05/ev_revenues|9.5084|2005-05-19/ev_revenues|9.742|2005-04-12/ev_free_cash_flow|40.3264|2005-04-26/ev_free_cash_flow|37.9894|2005-05-10/ev_free_cash_flow|38.5278|2005-05-24/ev_free_cash_flow|39.0467|2005-04-05/ps_ratio|6.0626|2005-04-19/ps_ratio|5.5808|2005-05-03/ps_ratio|5.4547|2005-05-17/ps_ratio|5.6842|2005-05-31/ps_ratio|5.5895|2005-04-12/pe_ratio|17.3711|2005-04-26/pe_ratio|15.7157|2005-05-10/pe_ratio|16.1064|2005-05-24/pe_ratio|16.4828|2005-04-05/price_to_book_value|2.8874|2005-04-19/price_to_book_value|2.6579|2005-05-03/price_to_book_value|2.5919|2005-05-17/price_to_book_value|2.7009|2005-05-31/price_to_book_value|2.6559|2005-04-05/peg_ratio|2.6469|2005-04-19/peg_ratio|2.4365|2005-05-03/peg_ratio|2.3815|2005-05-17/peg_ratio|2.4817|2005-05-31/peg_ratio|2.4403|2005-04-12/dividend_yield|3.1519|2005-04-26/dividend_yield|3.4839|2005-05-10/dividend_yield|3.3994|2005-05-24/dividend_yield|3.3809|2005-04-12/percent_of_shares_outstanding|2.6126|2005-05-10/percent_of_shares_outstanding|3.0666|2005-04-29/price|100.5|2005-05-31/price|103.25|2005-04-29/total_return_price|47.622|2005-05-31/total_return_price|49.3414|2005-04-07/enterprise_value|2688.523|2005-04-21/enterprise_value|2566.3223|2005-05-05/enterprise_value|2539.7217|2005-05-19/enterprise_value|2602.1128 russ2000_0605|PRK|200506|193.899|145.121||47.147||5057.245|320.597|4666.269|3861.328|576.074|455.589|96.568|9.4234|27.6418|39.7415|0.4542|5.9722|16.9868|2.8378|2.6074|1.9538|3.2806|0.0089|3.1956|14.3795|1.72|0.9|70.962||19.551|35.303|24.77|55.412|110.5|52.8061|2558.4122|113.82|2005-07-14/ev_revenues|9.5654|2005-07-28/ev_revenues|9.6012|2005-08-11/ev_revenues|9.3843|2005-08-25/ev_revenues|9.2133|2005-07-05/ev_free_cash_flow|41.3227|2005-07-19/ev_free_cash_flow|42.0185|2005-08-02/ev_free_cash_flow|41.7146|2005-08-16/ev_free_cash_flow|40.0541|2005-08-30/ev_free_cash_flow|40.0059|2005-07-12/ps_ratio|6.2853|2005-07-26/ps_ratio|6.0598|2005-08-09/ps_ratio|5.8083|2005-08-23/ps_ratio|5.6445|2005-07-05/pe_ratio|17.3826|2005-07-19/pe_ratio|17.8559|2005-08-02/pe_ratio|17.6481|2005-08-16/pe_ratio|16.5189|2005-08-30/pe_ratio|16.4861|2005-07-12/price_to_book_value|2.9301|2005-07-26/price_to_book_value|2.825|2005-08-09/price_to_book_value|2.7079|2005-08-23/price_to_book_value|2.6315|2005-07-12/peg_ratio|2.1461|2005-07-26/peg_ratio|2.0691|2005-08-09/peg_ratio|1.9832|2005-08-23/peg_ratio|1.9273|2005-07-05/dividend_yield|3.1792|2005-07-19/dividend_yield|3.0949|2005-08-02/dividend_yield|3.1313|2005-08-16/dividend_yield|3.3454|2005-08-30/dividend_yield|3.4107|2005-07-12/percent_of_shares_outstanding|2.7832|2005-08-10/percent_of_shares_outstanding|2.6603|2005-07-29/price|113.82|2005-08-31/price|107|2005-07-29/total_return_price|54.3927|2005-08-31/total_return_price|51.5708|2005-07-14/enterprise_value|2596.9696|2005-07-28/enterprise_value|2606.6803|2005-08-11/enterprise_value|2547.7897|2005-08-25/enterprise_value|2501.3754 russ2000_0605|PRK|200509|199.964|157.821||47.222||4954.737|350.228|4536.905|3821.312|563.436|467.057|106.47|9.2165|26.1966|40.5112|0.4429|5.7695|16.8297|2.6898|1.97|1.8916|3.3411|3.0806|2.7903|14.3384|1.69|0.9|70.705||19.812|34.763|24.295|55.551|108.27|52.1829|2502.2323|108.22|2005-10-06/ev_revenues|8.6306|2005-10-20/ev_revenues|8.7254|2005-11-03/ev_revenues|8.8981|2005-11-17/ev_revenues|8.9007|2005-10-11/ev_free_cash_flow|31.0224|2005-10-25/ev_free_cash_flow|32.1552|2005-11-08/ev_free_cash_flow|32.7648|2005-11-22/ev_free_cash_flow|32.4318|2005-10-04/ps_ratio|5.585|2005-10-18/ps_ratio|5.2867|2005-11-01/ps_ratio|5.5772|2005-11-15/ps_ratio|5.6034|2005-11-29/ps_ratio|5.5625|2005-10-11/pe_ratio|15.6487|2005-10-25/pe_ratio|16.5816|2005-11-08/pe_ratio|17.154|2005-11-22/pe_ratio|16.8786|2005-10-04/price_to_book_value|2.687|2005-10-18/price_to_book_value|2.5435|2005-11-01/price_to_book_value|2.6722|2005-11-15/price_to_book_value|2.6848|2005-11-29/price_to_book_value|2.6652|2005-10-04/peg_ratio|3.0636|2005-10-18/peg_ratio|2.8999|2005-11-01/peg_ratio|3.0593|2005-11-15/peg_ratio|3.0736|2005-11-29/peg_ratio|3.0512|2005-10-11/dividend_yield|3.5591|2005-10-25/dividend_yield|3.3588|2005-11-08/dividend_yield|3.2468|2005-11-22/dividend_yield|3.2997|2005-10-11/percent_of_shares_outstanding|3.0802|2005-11-10/percent_of_shares_outstanding|3.1623|2005-10-31/price|108.22|2005-11-30/price|105.05|2005-10-31/total_return_price|52.1588|2005-11-30/total_return_price|50.6309|2005-10-06/enterprise_value|2376.7034|2005-10-20/enterprise_value|2402.8112|2005-11-03/enterprise_value|2450.3768|2005-11-17/enterprise_value|2451.0834 russ2000_0605|PRK|200512|169.99|169.99||47.172|69.188|4877.618|314.074|4472.541|3757.757|558.43|476.889|116.681|8.6374|24.206|31.6835|0.4241|5.5248|16.2598|2.6472|3.0306|1.8424|3.4443|4.6069|3.0972|14.1788|1.61|0.92|70.045||23.331|32.287|22.831|55.156|102.64|49.8944|2378.5924|117.21|2006-01-12/ev_revenues|8.3461|2006-01-26/ev_revenues|8.5854|2006-02-09/ev_revenues|8.3446|2006-02-23/ev_revenues|8.2885|2006-01-03/ev_free_cash_flow|33.2955|2006-01-17/ev_free_cash_flow|33.2835|2006-01-31/ev_free_cash_flow|35.7217|2006-02-14/ev_free_cash_flow|33.4519|2006-02-28/ev_free_cash_flow|33.1413|2006-01-10/ps_ratio|5.4707|2006-01-24/ps_ratio|5.5454|2006-02-07/ps_ratio|5.4262|2006-02-21/ps_ratio|5.289|2006-01-03/pe_ratio|15.8537|2006-01-17/pe_ratio|15.8446|2006-01-31/pe_ratio|17.6787|2006-02-14/pe_ratio|15.9713|2006-02-28/pe_ratio|15.822|2006-01-10/price_to_book_value|2.6977|2006-01-24/price_to_book_value|2.7346|2006-02-07/price_to_book_value|2.6758|2006-02-21/price_to_book_value|2.6082|2006-01-10/peg_ratio|3.2872|2006-01-24/peg_ratio|3.332|2006-02-07/peg_ratio|3.2604|2006-02-21/peg_ratio|3.178|2006-01-03/dividend_yield|3.444|2006-01-17/dividend_yield|3.446|2006-01-31/dividend_yield|3.0885|2006-02-14/dividend_yield|3.4186|2006-02-28/dividend_yield|3.47|2006-01-10/percent_of_shares_outstanding|3.1413|2006-02-10/percent_of_shares_outstanding|3.3036|2006-01-31/price|117.21|2006-02-28/price|104.9|2006-01-31/total_return_price|56.977|2006-02-28/total_return_price|51.4284|2006-01-12/enterprise_value|2339.1547|2006-01-26/enterprise_value|2406.2355|2006-02-09/enterprise_value|2338.7319|2006-02-23/enterprise_value|2322.9959 russ2000_0605|PRK|200603|146.689|146.689||47.149|68.551|4899.484|410.44|4412.811|3833.939|544.961|487.816|125.98|8.316|24.3939|33.1812|0.4288|5.2967|15.8522|2.598|3.1826|1.8154|3.4634|6.9881|3.437|14.0959|1.69|0.92|68.812||20.046|33.8|23.807|53.419|106.5|52.2128|2330.7055|100.3|2006-04-06/ev_revenues|8.2682|2006-04-20/ev_revenues|8.1199|2006-05-04/ev_revenues|7.9881|2006-05-18/ev_revenues|7.8082|2006-04-11/ev_free_cash_flow|31.241|2006-04-25/ev_free_cash_flow|30.9172|2006-05-09/ev_free_cash_flow|31.2134|2006-05-23/ev_free_cash_flow|29.9959|2006-04-04/ps_ratio|5.3229|2006-04-18/ps_ratio|5.2477|2006-05-02/ps_ratio|5.0974|2006-05-16/ps_ratio|4.9272|2006-05-30/ps_ratio|4.7947|2006-04-11/pe_ratio|15.1952|2006-04-25/pe_ratio|14.9449|2006-05-09/pe_ratio|15.2027|2006-05-23/pe_ratio|14.2593|2006-04-04/price_to_book_value|2.694|2006-04-18/price_to_book_value|2.656|2006-05-02/price_to_book_value|2.575|2006-05-16/price_to_book_value|2.489|2006-05-30/price_to_book_value|2.4221|2006-04-04/peg_ratio|2.7472|2006-04-18/peg_ratio|2.7085|2006-05-02/peg_ratio|2.6309|2006-05-16/peg_ratio|2.543|2006-05-30/peg_ratio|2.4746|2006-04-11/dividend_yield|3.57|2006-04-25/dividend_yield|3.6298|2006-05-09/dividend_yield|3.5683|2006-05-23/dividend_yield|3.8253|2006-04-10/percent_of_shares_outstanding|3.5594|2006-05-10/percent_of_shares_outstanding|4.0117|2006-04-28/price|100.3|2006-05-31/price|94.95|2006-04-28/total_return_price|49.1732|2006-05-31/total_return_price|46.9989|2006-04-06/enterprise_value|2319.4412|2006-04-20/enterprise_value|2277.8348|2006-05-04/enterprise_value|2240.863|2006-05-18/enterprise_value|2190.3865 russ2000_0605|PRK|200606|170.604|170.604||47.08|67.914|4872.968|434.55|4366.791|3849.076|539.479|498.834|133.711|7.8555|22.7626|29.3573|0.3988|4.8343|13.7645|2.4421|2.4951|1.7652|3.9628|10.1794|4.6421|14.0104|1.7|0.92|70.15||19.52|33.827|23.886|53.822|98.81|48.9095|2203.6698|101.59|2006-07-13/ev_revenues|7.4637|2006-07-27/ev_revenues|7.8253|2006-08-10/ev_revenues|7.8137|2006-08-24/ev_revenues|7.7209|2006-07-05/ev_free_cash_flow|27.2005|2006-07-19/ev_free_cash_flow|27.6484|2006-08-02/ev_free_cash_flow|27.6917|2006-08-16/ev_free_cash_flow|27.9834|2006-08-30/ev_free_cash_flow|28.1028|2006-07-11/ps_ratio|4.9905|2006-07-25/ps_ratio|5.1894|2006-08-08/ps_ratio|5.0528|2006-08-22/ps_ratio|5.0948|2006-07-05/pe_ratio|14.6712|2006-07-19/pe_ratio|15.0508|2006-08-02/pe_ratio|15.142|2006-08-16/pe_ratio|15.3901|2006-08-30/pe_ratio|15.4918|2006-07-11/price_to_book_value|2.5467|2006-07-25/price_to_book_value|2.6482|2006-08-08/price_to_book_value|2.5692|2006-08-22/price_to_book_value|2.5905|2006-07-11/peg_ratio|3.2811|2006-07-25/peg_ratio|3.4119|2006-08-08/peg_ratio|3.322|2006-08-22/peg_ratio|3.3496|2006-07-05/dividend_yield|3.729|2006-07-19/dividend_yield|3.6349|2006-08-02/dividend_yield|3.613|2006-08-16/dividend_yield|3.5548|2006-08-30/dividend_yield|3.5508|2006-07-11/percent_of_shares_outstanding|4.4597|2006-08-10/percent_of_shares_outstanding|4.5493|2006-07-31/price|101.59|2006-08-31/price|103.61|2006-07-31/total_return_price|50.2856|2006-08-31/total_return_price|51.74|2006-07-13/enterprise_value|2087.6936|2006-07-27/enterprise_value|2188.8435|2006-08-10/enterprise_value|2185.5881|2006-08-24/enterprise_value|2159.628 russ2000_0605|PRK|200609|150.252|150.252||46.672|67.277|4835.127|413.605|4347.17|3889.439|558.206|509.917|144.058|7.8718|22.3174|27.9517|0.3903|5.1839|15.3632|2.6358|3.4082|1.561|3.5805|10.0628|4.3808|13.8885|1.71|0.92|70.013||20.268|33.589|23.805|53.562|100.09|49.9822|2201.8305|101.39|2006-10-05/ev_revenues|7.5776|2006-10-19/ev_revenues|7.5786|2006-11-02/ev_revenues|7.4696|2006-11-16/ev_revenues|7.7362|2006-11-30/ev_revenues|7.5528|2006-10-11/ev_free_cash_flow|29.0618|2006-10-25/ev_free_cash_flow|29.102|2006-11-08/ev_free_cash_flow|29.1861|2006-11-22/ev_free_cash_flow|29.5208|2006-10-03/ps_ratio|4.9878|2006-10-17/ps_ratio|5.0432|2006-10-31/ps_ratio|5.1031|2006-11-14/ps_ratio|5.1328|2006-11-28/ps_ratio|4.9828|2006-10-11/pe_ratio|14.8733|2006-10-25/pe_ratio|14.9046|2006-11-08/pe_ratio|14.9702|2006-11-22/pe_ratio|15.231|2006-10-03/price_to_book_value|2.455|2006-10-17/price_to_book_value|2.4823|2006-10-31/price_to_book_value|2.5117|2006-11-14/price_to_book_value|2.5264|2006-11-28/price_to_book_value|2.4525|2006-10-03/peg_ratio|3.8777|2006-10-17/peg_ratio|3.9207|2006-10-31/peg_ratio|3.9673|2006-11-14/peg_ratio|3.9903|2006-11-28/peg_ratio|3.8737|2006-10-11/dividend_yield|3.6874|2006-10-25/dividend_yield|3.6796|2006-11-08/dividend_yield|3.6635|2006-11-22/dividend_yield|3.6008|2006-10-10/percent_of_shares_outstanding|4.1528|2006-11-10/percent_of_shares_outstanding|3.9869|2006-10-31/price|101.39|2006-11-30/price|100.25|2006-10-31/total_return_price|50.6314|2006-11-30/total_return_price|50.0621|2006-10-05/enterprise_value|2114.3054|2006-10-19/enterprise_value|2114.5819|2006-11-02/enterprise_value|2084.1592|2006-11-16/enterprise_value|2158.5566|2006-11-30/enterprise_value|2107.3911 russ2000_0605|PRK|200612|204.113|177.991||47.554|78.003|4900.437|388.849|4429.674|3825.534|570.439|519.563|143.371|7.5776|23.1707|28.9375|0.3985|5.0331|14.7765|2.4773|3.9129|1.7178|3.7216|6.9078|4.0109|13.8863|1.63|0.93|69.031||24.831|31.861|22.593|52.441|99|49.9028|2114.3054|98.53|2007-01-11/ev_revenues|7.8401|2007-01-25/ev_revenues|7.7174|2007-02-08/ev_revenues|7.9272|2007-02-22/ev_revenues|7.823|2007-01-03/ev_free_cash_flow|27.032|2007-01-17/ev_free_cash_flow|26.6382|2007-01-31/ev_free_cash_flow|26.8549|2007-02-14/ev_free_cash_flow|27.0647|2007-02-28/ev_free_cash_flow|25.953|2007-01-09/ps_ratio|4.8905|2007-01-23/ps_ratio|4.9086|2007-02-06/ps_ratio|5.0277|2007-02-20/ps_ratio|4.9498|2007-01-03/pe_ratio|14.7935|2007-01-17/pe_ratio|14.4532|2007-01-31/pe_ratio|14.6404|2007-02-14/pe_ratio|14.8217|2007-02-28/pe_ratio|13.8588|2007-01-09/price_to_book_value|2.3751|2007-01-23/price_to_book_value|2.3839|2007-02-06/price_to_book_value|2.4417|2007-02-20/price_to_book_value|2.4039|2007-01-09/peg_ratio|9.5874|2007-01-23/peg_ratio|9.6229|2007-02-06/peg_ratio|9.8563|2007-02-20/peg_ratio|9.7036|2007-01-03/dividend_yield|3.7063|2007-01-17/dividend_yield|3.7936|2007-01-31/dividend_yield|3.7451|2007-02-14/dividend_yield|3.6992|2007-02-28/dividend_yield|3.967|2007-01-09/percent_of_shares_outstanding|3.862|2007-02-12/percent_of_shares_outstanding|4.4731|2007-01-31/price|98.53|2007-02-28/price|93.27|2007-01-31/total_return_price|49.6659|2007-02-28/total_return_price|47.4601|2007-01-11/enterprise_value|2179.5936|2007-01-25/enterprise_value|2145.486|2007-02-08/enterprise_value|2203.817|2007-02-22/enterprise_value|2174.8284 russ2000_0605|PRK|200703|169.193|169.193||64.946|198.828|5647.165|388.781|5174.665|4552.476|660.89|527.677|148|7.6326|24.3038|25.8361|0.3519|4.7|13.7578|2.283|9.214|1.5297|3.9961|5.7737|5.1821|14.1385|1.49|0.93|71.072||23.061|29.558|21.063|54.898|94.48|48.0758|2121.9172|88.77|2007-04-05/ev_revenues|7.9682|2007-04-19/ev_revenues|7.7433|2007-05-03/ev_revenues|7.6642|2007-05-17/ev_revenues|7.5013|2007-05-31/ev_revenues|7.5486|2007-04-11/ev_free_cash_flow|29.4888|2007-04-25/ev_free_cash_flow|28.8578|2007-05-09/ev_free_cash_flow|28.6488|2007-05-23/ev_free_cash_flow|28.4144|2007-04-03/ps_ratio|4.754|2007-04-17/ps_ratio|4.6886|2007-05-01/ps_ratio|4.4397|2007-05-15/ps_ratio|4.303|2007-05-29/ps_ratio|4.3654|2007-04-11/pe_ratio|14.2818|2007-04-25/pe_ratio|13.7871|2007-05-09/pe_ratio|13.6233|2007-05-23/pe_ratio|13.4395|2007-04-03/price_to_book_value|2.1036|2007-04-17/price_to_book_value|2.0747|2007-05-01/price_to_book_value|1.9646|2007-05-15/price_to_book_value|1.9041|2007-05-29/price_to_book_value|1.9317|2007-04-03/peg_ratio||2007-04-17/peg_ratio||2007-05-01/peg_ratio||2007-05-15/peg_ratio||2007-05-29/peg_ratio||2007-04-11/dividend_yield|3.9674|2007-04-25/dividend_yield|4.1097|2007-05-09/dividend_yield|4.1592|2007-05-23/dividend_yield|4.2274|2007-04-10/percent_of_shares_outstanding|5.2599|2007-05-10/percent_of_shares_outstanding|5.7689|2007-04-30/price|88.77|2007-05-31/price|87.32|2007-04-30/total_return_price|45.1703|2007-05-31/total_return_price|44.9159|2007-04-05/enterprise_value|2233.2091|2007-04-19/enterprise_value|2170.1876|2007-05-03/enterprise_value|2148.0134|2007-05-17/enterprise_value|2102.352|2007-05-31/enterprise_value|2115.6274 russ2000_0605|PRK|200706|167.756|167.756||64.352|198.023|5616.175|472.72|5080.848|4540.448|627.391|537.653|178.651|7.4435|22.5721|27.8167|0.3289|4.2078|12.9709|1.8619||1.6148|4.3802|7.7018|6.2782|14.5079|1.62|0.93|78.872||24.168|33.511|23.51|60.41|84.79|43.6145|2086.159|79.45|2007-07-12/ev_revenues|7.0888|2007-07-26/ev_revenues|6.8694|2007-08-09/ev_revenues|7.3313|2007-08-23/ev_revenues|7.3624|2007-07-05/ev_free_cash_flow|34.7716|2007-07-19/ev_free_cash_flow|34.4762|2007-08-02/ev_free_cash_flow|34.2481|2007-08-16/ev_free_cash_flow|36.6012|2007-08-30/ev_free_cash_flow|35.8329|2007-07-10/ps_ratio|4.0414|2007-07-24/ps_ratio|3.8393|2007-08-07/ps_ratio|4.1708|2007-08-21/ps_ratio|4.4958|2007-07-05/pe_ratio|13.2527|2007-07-19/pe_ratio|13.062|2007-08-02/pe_ratio|12.9147|2007-08-16/pe_ratio|14.4341|2007-08-30/pe_ratio|13.938|2007-07-10/price_to_book_value|1.8803|2007-07-24/price_to_book_value|1.7863|2007-08-07/price_to_book_value|1.9405|2007-08-21/price_to_book_value|2.0917|2007-07-10/peg_ratio||2007-07-24/peg_ratio||2007-08-07/peg_ratio||2007-08-21/peg_ratio||2007-07-05/dividend_yield|4.3402|2007-07-19/dividend_yield|4.4036|2007-08-02/dividend_yield|4.4538|2007-08-16/dividend_yield|3.985|2007-08-30/dividend_yield|4.1379|2007-07-10/percent_of_shares_outstanding|7.4946|2007-08-10/percent_of_shares_outstanding|8.7161|2007-07-31/price|79.45|2007-08-31/price|90.92|2007-07-31/total_return_price|40.8677|2007-08-31/total_return_price|47.2395|2007-07-12/enterprise_value|2048.5654|2007-07-26/enterprise_value|1985.164|2007-08-09/enterprise_value|2118.6631|2007-08-23/enterprise_value|2127.639 russ2000_0605|PRK|200709|154.473|154.473||66.527|199.679|5882.798|711.123|5100.37|4535.172|628.338|545.854|197.892|7.4275|26.5407|35.7728|0.3606|4.5149|13.8992|2.1006||2.0313|4.1495|3.3709|6.885|14.193|1.5|0.93|78.476||24.386|29.866|21.304|59.416|87.2|45.3067|2146.4457|79.26|2007-10-04/ev_revenues|8.0263|2007-10-18/ev_revenues|7.6315|2007-11-01/ev_revenues|7.3148|2007-11-15/ev_revenues|7.355|2007-11-29/ev_revenues|7.3512|2007-10-11/ev_free_cash_flow|35.3078|2007-10-25/ev_free_cash_flow|32.7821|2007-11-08/ev_free_cash_flow|31.308|2007-11-23/ev_free_cash_flow|31.811|2007-10-02/ps_ratio|4.3028|2007-10-16/ps_ratio|3.9567|2007-10-30/ps_ratio|3.7784|2007-11-13/ps_ratio|3.7216|2007-11-27/ps_ratio|3.5352|2007-10-11/pe_ratio|14.6587|2007-10-25/pe_ratio|12.6955|2007-11-08/pe_ratio|11.5497|2007-11-23/pe_ratio|11.9407|2007-10-02/price_to_book_value|2.0198|2007-10-16/price_to_book_value|1.8573|2007-10-30/price_to_book_value|1.7736|2007-11-13/price_to_book_value|1.747|2007-11-27/price_to_book_value|1.6595|2007-10-02/peg_ratio||2007-10-16/peg_ratio||2007-10-30/peg_ratio||2007-11-13/peg_ratio||2007-11-27/peg_ratio||2007-10-11/dividend_yield|4.0669|2007-10-25/dividend_yield|4.6958|2007-11-08/dividend_yield|5.1616|2007-11-23/dividend_yield|4.9926|2007-10-10/percent_of_shares_outstanding|6.5419|2007-10-26/percent_of_shares_outstanding|7.0129|2007-11-09/percent_of_shares_outstanding|7.2665|2007-11-27/percent_of_shares_outstanding|8.7402|2007-10-31/price|79.26|2007-11-30/price|75.57|2007-10-31/total_return_price|41.1813|2007-11-30/total_return_price|39.2641|2007-10-04/enterprise_value|2387.428|2007-10-18/enterprise_value|2270.0103|2007-11-01/enterprise_value|2175.7949|2007-11-15/enterprise_value|2187.7476|2007-11-29/enterprise_value|2186.6226 russ2000_0605|PRK|200712|224.044|183.166||66.634|154.76|5921.09|774.443|5069.648|4439.239|580.012|489.511|208.104|6.8491|92.803|30.4379|0.3241|3.212|10.8734|1.5077||2.396|5.4974|1.4597|9.1329|14.0305|-3.02|0.94|77.897||46.906|-40.258|-43.17|59.953|64.5|33.9923|2037.2842|70.8|2008-01-10/ev_revenues|6.6765|2008-01-24/ev_revenues|6.7431|2008-02-07/ev_revenues|7.0891|2008-02-21/ev_revenues|6.7809|2008-01-04/ev_free_cash_flow|30.87|2008-01-18/ev_free_cash_flow|30.4344|2008-02-01/ev_free_cash_flow|34.2322|2008-02-15/ev_free_cash_flow|31.7053|2008-02-29/ev_free_cash_flow|31.2207|2008-01-09/ps_ratio|2.7449|2008-01-23/ps_ratio|3.0624|2008-02-06/ps_ratio|3.119|2008-02-20/ps_ratio|3.0188|2008-01-04/pe_ratio|37.0126|2008-01-18/pe_ratio|35.7233|2008-02-01/pe_ratio|46.9623|2008-02-15/pe_ratio|39.4843|2008-02-29/pe_ratio|38.0503|2008-01-09/price_to_book_value|1.4239|2008-01-23/price_to_book_value|1.5886|2008-02-06/price_to_book_value|1.6179|2008-02-20/price_to_book_value|1.5659|2008-01-09/peg_ratio||2008-01-23/peg_ratio||2008-02-06/peg_ratio||2008-02-20/peg_ratio||2008-01-04/dividend_yield|6.3381|2008-01-18/dividend_yield|6.5669|2008-02-01/dividend_yield|4.9953|2008-02-15/dividend_yield|5.9414|2008-02-29/dividend_yield|6.1818|2008-01-15/percent_of_shares_outstanding|9.5012|2008-01-31/percent_of_shares_outstanding|9.384|2008-02-15/percent_of_shares_outstanding|8.8121|2008-02-29/percent_of_shares_outstanding|8.7354|2008-01-31/price|70.8|2008-02-29/price|60.5|2008-01-31/total_return_price|37.3125|2008-02-29/total_return_price|32.3519|2008-01-10/enterprise_value|2045.1352|2008-01-24/enterprise_value|2065.5235|2008-02-07/enterprise_value|2171.5149|2008-02-21/enterprise_value|2077.1142 russ2000_0605|PRK|200803|176.351|176.351||68.816|143.55|6190.186|753.953|5347.268|4519.756|591.179|487.443|208.104|7.2883|97.2507|33.1165|0.3531|3.216|43.6604|1.6683||2.6751|5.3875|-0.8059|9.2299|13.9646|1.65|0.94|82.832||24.671|32.161|22.978|61.484|70.85|37.8864|2232.5402|76.01|2008-04-03/ev_revenues|7.7103|2008-04-17/ev_revenues|7.4095|2008-05-01/ev_revenues|7.8569|2008-05-15/ev_revenues|7.6993|2008-05-29/ev_revenues|7.5412|2008-04-11/ev_free_cash_flow|28.8529|2008-04-25/ev_free_cash_flow|31.0966|2008-05-09/ev_free_cash_flow|30.2495|2008-05-23/ev_free_cash_flow|29.9012|2008-04-02/ps_ratio|3.3096|2008-04-16/ps_ratio|3.1082|2008-04-30/ps_ratio|3.3871|2008-05-14/ps_ratio|3.2918|2008-05-28/ps_ratio|3.1042|2008-04-11/pe_ratio|36.7086|2008-04-25/pe_ratio|44.0343|2008-05-09/pe_ratio|41.2686|2008-05-23/pe_ratio|40.1314|2008-04-02/price_to_book_value|1.7544|2008-04-16/price_to_book_value|1.6476|2008-04-30/price_to_book_value|1.7955|2008-05-14/price_to_book_value|1.7449|2008-05-28/price_to_book_value|1.6455|2008-04-02/peg_ratio||2008-04-16/peg_ratio||2008-04-30/peg_ratio||2008-05-14/peg_ratio||2008-05-28/peg_ratio||2008-04-11/dividend_yield|5.8219|2008-04-25/dividend_yield|4.8534|2008-05-09/dividend_yield|5.1786|2008-05-23/dividend_yield|5.3396|2008-04-15/percent_of_shares_outstanding|8.9161|2008-04-30/percent_of_shares_outstanding|8.7816|2008-05-15/percent_of_shares_outstanding|8.6113|2008-05-30/percent_of_shares_outstanding|9.0072|2008-04-30/price|76.01|2008-05-30/price|70.9|2008-04-30/total_return_price|40.6457|2008-05-30/total_return_price|38.4115|2008-04-03/enterprise_value|2452.459|2008-04-17/enterprise_value|2356.8015|2008-05-01/enterprise_value|2499.1008|2008-05-15/enterprise_value|2448.9678|2008-05-29/enterprise_value|2398.6953 russ2000_0605|PRK|200806|184.26|184.26||70.074|142.543|6242.12|722.46|5447.589|4531.874|578.113|492.507|208.104|6.8423|114.3142|28.1808|0.3235|2.5106|34.5143|1.3308||2.8337|6.2086|-5.7946|10.5719|13.9646|1.3|0.94|83.456||24.486|24.454|18.191|64.326|53.9|29.2014|2176.3789|62.63|2008-07-10/ev_revenues|6.6107|2008-07-24/ev_revenues|7.2993|2008-08-07/ev_revenues|7.1197|2008-08-21/ev_revenues|7.1335|2008-07-07/ev_free_cash_flow|24.0018|2008-07-21/ev_free_cash_flow|26.0471|2008-08-04/ev_free_cash_flow|25.5995|2008-08-18/ev_free_cash_flow|26.1482|2008-07-09/ps_ratio|2.2258|2008-07-23/ps_ratio|2.9868|2008-08-06/ps_ratio|2.8276|2008-08-20/ps_ratio|2.6383|2008-07-07/pe_ratio|35.1888|2008-07-21/pe_ratio|44.3916|2008-08-04/pe_ratio|42.3776|2008-08-18/pe_ratio|44.8462|2008-07-09/price_to_book_value|1.2358|2008-07-23/price_to_book_value|1.6583|2008-08-06/price_to_book_value|1.5699|2008-08-20/price_to_book_value|1.4648|2008-07-09/peg_ratio||2008-07-23/peg_ratio||2008-08-06/peg_ratio||2008-08-20/peg_ratio||2008-07-07/dividend_yield|7.4523|2008-07-21/dividend_yield|5.9074|2008-08-04/dividend_yield|6.1881|2008-08-18/dividend_yield|5.8475|2008-07-15/percent_of_shares_outstanding|11.1535|2008-07-31/percent_of_shares_outstanding|11.0392|2008-08-15/percent_of_shares_outstanding|10.4196|2008-08-29/percent_of_shares_outstanding|11.3173|2008-07-31/price|62.63|2008-08-29/price|61.3|2008-07-31/total_return_price|33.931|2008-08-29/total_return_price|33.7328|2008-07-10/enterprise_value|2133.0135|2008-07-24/enterprise_value|2355.1903|2008-08-07/enterprise_value|2297.2372|2008-08-21/enterprise_value|2301.7059 russ2000_0605|PRK|200809|183.97|183.97||69.562|86.551|6270.048|580.306|5598.949|4774.509|529.685|440.968|208.104|7.9498|-57.1602|22.3806|0.3397|2.764||1.5346||2.652|4.8205|-1.4323|9.7989|13.9645|-2.75|0.94|82.316||25.105|-33.069|-38.412|65.228|78|42.9226|2565.0782|72.75|2008-10-02/ev_revenues|7.0272|2008-10-16/ev_revenues|6.9681|2008-10-30/ev_revenues|6.7881|2008-11-13/ev_revenues|6.7667|2008-11-28/ev_revenues|6.6683|2008-10-14/ev_free_cash_flow|22.0085|2008-10-28/ev_free_cash_flow|21.2644|2008-11-11/ev_free_cash_flow|20.3511|2008-11-25/ev_free_cash_flow|21.4876|2008-10-01/ps_ratio|3.4257|2008-10-15/ps_ratio|2.836|2008-10-29/ps_ratio|2.8476|2008-11-12/ps_ratio|2.5029|2008-11-26/ps_ratio|3.0745|2008-10-14/pe_ratio||2008-10-28/pe_ratio||2008-11-11/pe_ratio||2008-11-25/pe_ratio||2008-10-01/price_to_book_value|2.1091|2008-10-15/price_to_book_value|1.7461|2008-10-29/price_to_book_value|1.7532|2008-11-12/price_to_book_value|1.541|2008-11-26/price_to_book_value|1.8929|2008-10-01/peg_ratio||2008-10-15/peg_ratio||2008-10-29/peg_ratio||2008-11-12/peg_ratio||2008-11-26/peg_ratio||2008-10-14/dividend_yield|4.9967|2008-10-28/dividend_yield|5.3907|2008-11-11/dividend_yield|5.9683|2008-11-25/dividend_yield|6.5966|2008-10-15/percent_of_shares_outstanding|8.3469|2008-10-31/percent_of_shares_outstanding|8.1107|2008-11-14/percent_of_shares_outstanding|8.2241|2008-11-28/percent_of_shares_outstanding|8.1234|2008-10-31/price|72.75|2008-11-28/price|68.49|2008-10-31/total_return_price|40.0336|2008-11-28/total_return_price|38.2683|2008-10-02/enterprise_value|2294.3744|2008-10-16/enterprise_value|2275.1033|2008-10-30/enterprise_value|2216.3123|2008-11-13/enterprise_value|2209.323|2008-11-28/enterprise_value|2177.2046 russ2000_0605|PRK|200812|199.192|150.299||68.553|93.851|6428.057|670.531|5657.308|4761.75|546.942|438.504|207.665|6.5575|182.5306|20.4796|0.3539|2.7808||1.7121||2.4192|7.3651|1.0067|7.536|13.9676|0.77|0.95|92.103||48.88|12.173|10.951|64.835|71.75|40.0898|2141.0366|54.25|2009-01-09/ev_revenues|6.8894|2009-01-23/ev_revenues|6.5246|2009-02-06/ev_revenues|6.7418|2009-02-20/ev_revenues|6.4076|2009-01-06/ev_free_cash_flow|30.1157|2009-01-20/ev_free_cash_flow|26.7537|2009-02-03/ev_free_cash_flow|28.0527|2009-02-17/ev_free_cash_flow|26.8589|2009-01-07/ps_ratio|2.6459|2009-01-21/ps_ratio|2.2278|2009-02-04/ps_ratio|2.1913|2009-02-18/ps_ratio|2.0843|2009-01-06/pe_ratio|70.8969|2009-01-20/pe_ratio|50.6186|2009-02-03/pe_ratio|58.4536|2009-02-17/pe_ratio|51.2268|2009-01-07/price_to_book_value|1.6481|2009-01-21/price_to_book_value|1.3877|2009-02-04/price_to_book_value|1.3649|2009-02-18/price_to_book_value|1.299|2009-01-07/peg_ratio||2009-01-21/peg_ratio||2009-02-04/peg_ratio||2009-02-18/peg_ratio||2009-01-06/dividend_yield|6.8489|2009-01-20/dividend_yield|9.5927|2009-02-03/dividend_yield|8.3069|2009-02-17/dividend_yield|9.4788|2009-02-23/dividend_yield|9.9894|2009-01-15/percent_of_shares_outstanding|7.4081|2009-01-30/percent_of_shares_outstanding|7.4799|2009-02-13/percent_of_shares_outstanding|7.1468|2009-02-27/percent_of_shares_outstanding|7.679|2009-01-30/price|54.25|2009-02-27/price|48.35|2009-01-30/total_return_price|30.3118|2009-02-27/total_return_price|27.5647|2009-01-09/enterprise_value|2347.2626|2009-01-23/enterprise_value|2222.9785|2009-02-06/enterprise_value|2296.9904|2009-02-20/enterprise_value|2183.1127 russ2000_0605|PRK|200903|233.612|108.524||68.177|84.608|6402.957|589.369|5813.588|4920.213|560.306|445.32|207.665|6.4125|176.9799|22.6328|0.3039|2.4573|74.3333|1.5314||2.101|6.2886|8.8246|8.8006|13.9717|1.43|0.94|87.443||25.487|29.294|21.39|68.233|55.75|31.7835|2184.7893|66.95|2009-04-03/ev_revenues|6.2982|2009-04-17/ev_revenues|6.4002|2009-05-01/ev_revenues|6.4686|2009-05-15/ev_revenues|6.5661|2009-05-29/ev_revenues|6.505|2009-04-14/ev_free_cash_flow|22.7227|2009-04-28/ev_free_cash_flow|23.532|2009-05-12/ev_free_cash_flow|24.1482|2009-05-26/ev_free_cash_flow|24.3885|2009-04-06/ps_ratio|2.2808|2009-04-20/ps_ratio|2.3666|2009-05-04/ps_ratio|2.6998|2009-05-18/ps_ratio|2.8313|2009-04-14/pe_ratio|75.1467|2009-04-28/pe_ratio|82.4667|2009-05-12/pe_ratio|88.04|2009-05-18/pe_ratio|93.3333|2009-04-06/price_to_book_value|1.4061|2009-04-20/price_to_book_value|1.459|2009-05-04/price_to_book_value|1.6645|2009-05-18/price_to_book_value|1.7455|2009-04-01/peg_ratio||2009-04-15/peg_ratio||2009-04-29/peg_ratio||2009-05-13/peg_ratio||2009-05-27/peg_ratio||2009-04-06/dividend_yield|6.6856|2009-04-20/dividend_yield|6.4433|2009-05-04/dividend_yield|5.6479|2009-05-18/dividend_yield|5.3857|2009-04-15/percent_of_shares_outstanding|8.7518|2009-04-30/percent_of_shares_outstanding|8.5596|2009-05-15/percent_of_shares_outstanding|8.6745|2009-05-29/percent_of_shares_outstanding|9.1794|2009-04-30/price|66.95|2009-05-29/price|63|2009-04-30/total_return_price|38.1687|2009-05-29/total_return_price|36.4383|2009-04-03/enterprise_value|2174.8957|2009-04-17/enterprise_value|2210.1044|2009-05-01/enterprise_value|2233.7166|2009-05-15/enterprise_value|2267.3884|2009-05-29/enterprise_value|2246.2911 russ2000_0605|PRK|200906|241.377|107.054||67.254|83.672|6342.469|566.886|5775.583|5053.424|569.039|446.028|191.107|6.2622|129.2468|23.0219|0.281|2.2752|75|1.4026||1.7751|6.7022|19.1862|9.1728|14.0016|1.42|0.94|95.091||38.796|29.084|21.307|67.994|56.48|32.6672|2162.4609|63.75|2009-07-10/ev_revenues|5.4477|2009-07-24/ev_revenues|5.6313|2009-08-07/ev_revenues|5.8474|2009-08-21/ev_revenues|5.8165|2009-07-07/ev_free_cash_flow|17.4723|2009-07-21/ev_free_cash_flow|17.7235|2009-08-04/ev_free_cash_flow|18.9452|2009-08-18/ev_free_cash_flow|18.2821|2009-07-13/ps_ratio|2.1653|2009-07-27/ps_ratio|2.37|2009-08-10/ps_ratio|2.5411|2009-08-24/ps_ratio|2.446|2009-07-13/pe_ratio|63.5632|2009-07-27/pe_ratio|69.5747|2009-08-10/pe_ratio|74.5977|2009-08-24/pe_ratio|71.8046|2009-07-13/price_to_book_value|1.3756|2009-07-27/price_to_book_value|1.5057|2009-08-10/price_to_book_value|1.6144|2009-08-24/price_to_book_value|1.5539|2009-07-08/peg_ratio||2009-07-22/peg_ratio||2009-08-05/peg_ratio||2009-08-19/peg_ratio||2009-07-13/dividend_yield|6.8174|2009-07-27/dividend_yield|6.2283|2009-08-10/dividend_yield|5.8089|2009-08-24/dividend_yield|6.0349|2009-07-15/percent_of_shares_outstanding|9.6288|2009-07-31/percent_of_shares_outstanding|9.8512|2009-08-14/percent_of_shares_outstanding|10.2987|2009-08-31/percent_of_shares_outstanding|9.399|2009-07-31/price|63.75|2009-08-31/price|59.87|2009-07-31/total_return_price|36.8721|2009-08-31/total_return_price|35.1438|2009-07-10/enterprise_value|1944.5752|2009-07-24/enterprise_value|2010.1124|2009-08-07/enterprise_value|2087.2566|2009-08-21/enterprise_value|2076.2158 russ2000_0605|PRK|200909|247.623|127.08||67.194|82.735|6283.351|446.785|5836.566|5114.976|591.035|447.122|181.611|5.5885|25.6414|18.064|0.268|2.2992|67.4943|1.4607||1.552|6.4203|18.1955|9.8957|14.1934|1.25|0.94|86.627||30.478|25.617|19.199|68.462|58.34|34.2457|1994.8251|58.08|2009-10-02/ev_revenues|5.159|2009-10-16/ev_revenues|5.232|2009-10-30/ev_revenues|5.1602|2009-11-13/ev_revenues|5.2103|2009-11-27/ev_revenues|5.1787|2009-10-13/ev_free_cash_flow|24.4868|2009-10-27/ev_free_cash_flow|24.6058|2009-11-10/ev_free_cash_flow|24.1645|2009-11-24/ev_free_cash_flow|24.5692|2009-10-06/ps_ratio|2.3191|2009-10-20/ps_ratio|2.4298|2009-11-03/ps_ratio|2.2523|2009-11-17/ps_ratio|2.3774|2009-10-06/pe_ratio|12.2587|2009-10-20/pe_ratio|12.8439|2009-11-03/pe_ratio|11.9055|2009-11-17/pe_ratio|12.5667|2009-10-06/price_to_book_value|1.4404|2009-10-20/price_to_book_value|1.5092|2009-11-03/price_to_book_value|1.3989|2009-11-17/price_to_book_value|1.4766|2009-10-14/peg_ratio||2009-10-28/peg_ratio||2009-11-11/peg_ratio||2009-11-25/peg_ratio||2009-10-06/dividend_yield|6.3149|2009-10-20/dividend_yield|6.0272|2009-11-03/dividend_yield|6.5022|2009-11-17/dividend_yield|6.1601|2009-10-15/percent_of_shares_outstanding|10.1011|2009-10-30/percent_of_shares_outstanding|10.1563|2009-11-13/percent_of_shares_outstanding|8.0644|2009-11-30/percent_of_shares_outstanding|8.4871|2009-10-30/price|58.08|2009-11-30/price|59.81|2009-10-30/total_return_price|34.0931|2009-11-30/total_return_price|35.6581|2009-10-02/enterprise_value|1863.762|2009-10-16/enterprise_value|1890.143|2009-10-30/enterprise_value|1864.1898|2009-11-13/enterprise_value|1882.3|2009-11-27/enterprise_value|1870.892 russ2000_0605|PRK|200912|183.445|116.802||69.091|92.579|6323.065|333.549|5917.683|5188.052|620.781|423.872|125.321|5.2194|25.7417|24.2157|0.2713|2.33|12.3162|1.4471||1.4693|6.2688|8.2921|7.5731|14.6586|0.72|0.94|85.52||35.526|13.14|12.296|68.802|58.88|35.1036|1885.5798|54.8|2010-01-11/ev_revenues|5.3653|2010-01-25/ev_revenues|5.3867|2010-02-08/ev_revenues|5.1421|2010-02-22/ev_revenues|5.255|2010-01-05/ev_free_cash_flow|29.6084|2010-01-19/ev_free_cash_flow|29.9346|2010-02-02/ev_free_cash_flow|28.4562|2010-02-16/ev_free_cash_flow|28.7616|2010-01-12/ps_ratio|2.354|2010-01-26/ps_ratio|2.2743|2010-02-09/ps_ratio|2.1209|2010-02-23/ps_ratio|2.2526|2010-01-12/pe_ratio|12.1929|2010-01-26/pe_ratio|11.7801|2010-02-09/pe_ratio|10.9855|2010-02-23/pe_ratio|11.668|2010-01-12/price_to_book_value|1.409|2010-01-26/price_to_book_value|1.3613|2010-02-09/price_to_book_value|1.2694|2010-02-23/price_to_book_value|1.3483|2010-01-06/peg_ratio|0.0305|2010-01-20/peg_ratio|0.0309|2010-02-03/peg_ratio|0.0281|2010-02-17/peg_ratio|0.0288|2010-01-12/dividend_yield|6.3978|2010-01-26/dividend_yield|6.622|2010-02-09/dividend_yield|7.101|2010-02-23/dividend_yield|6.6856|2010-01-15/percent_of_shares_outstanding|7.7499|2010-01-29/percent_of_shares_outstanding|7.8567|2010-02-12/percent_of_shares_outstanding|7.9943|2010-02-26/percent_of_shares_outstanding|8.3726|2010-01-29/price|54.8|2010-02-26/price|53.35|2010-01-29/total_return_price|32.6712|2010-02-26/total_return_price|32.3474|2010-01-11/enterprise_value|1902.9842|2010-01-25/enterprise_value|1910.5744|2010-02-08/enterprise_value|1823.8077|2010-02-22/enterprise_value|1863.8424 russ2000_0605|PRK|201003|275.244|250.06||69.231|80.863|6455.189|275.733|5998.469|5268.858|624.213|429.209|125.321|5.6289|24.0641|30.5616|0.2467|2.5723|13.3237|1.5396|0.0253|1.3826|5.8549|10.8096|7.6833|14.8828|1.3|0.94|92.394||30.04|27.954|20.779|67.38|62.31|37.78|1996.4482|68.5|2010-04-05/ev_revenues|4.9417|2010-04-19/ev_revenues|5.2442|2010-05-03/ev_revenues|5.1768|2010-05-17/ev_revenues|5.188|2010-04-13/ev_free_cash_flow|37.5076|2010-04-27/ev_free_cash_flow|38.9358|2010-05-11/ev_free_cash_flow|39.1505|2010-05-25/ev_free_cash_flow|37.7005|2010-04-06/ps_ratio|2.5434|2010-04-20/ps_ratio|2.8195|2010-05-04/ps_ratio|2.6939|2010-05-18/ps_ratio|2.7413|2010-04-06/pe_ratio|13.5117|2010-04-20/pe_ratio|14.9787|2010-05-04/pe_ratio|14.3113|2010-05-18/pe_ratio|14.5629|2010-04-06/price_to_book_value|1.5109|2010-04-20/price_to_book_value|1.6749|2010-05-04/price_to_book_value|1.6003|2010-05-18/price_to_book_value|1.6284|2010-04-14/peg_ratio|0.0267|2010-04-28/peg_ratio|0.028|2010-05-12/peg_ratio|0.0281|2010-05-26/peg_ratio|0.026|2010-04-06/dividend_yield|5.9334|2010-04-20/dividend_yield|5.3523|2010-05-04/dividend_yield|5.6019|2010-05-18/dividend_yield|5.5051|2010-04-15/percent_of_shares_outstanding|7.7105|2010-04-30/percent_of_shares_outstanding|7.1506|2010-05-14/percent_of_shares_outstanding|7.1003|2010-05-28/percent_of_shares_outstanding|7.0936|2010-04-30/price|68.5|2010-05-28/price|64.7|2010-04-30/total_return_price|41.5332|2010-05-28/total_return_price|39.7867|2010-04-05/enterprise_value|1777.2067|2010-04-19/enterprise_value|1886|2010-05-03/enterprise_value|1861.741|2010-05-17/enterprise_value|1865.7594 russ2000_0605|PRK|201006|228.268|126.222||68.929|80.021|6343.159|288.314|5896.805|5168.814|653.053|427.236|96.029|5.0667|26.8038|37.6227|0.2775|2.6397|14.0235|1.5681|0.0262|1.3451|5.7169|3.6928|7.3015|15.1148|1.3|0.94|88.883||28.939|28.632|21.166|68.721|65.04|39.9958|1822.1528|67.08|2010-07-13/ev_revenues|5.6721|2010-07-27/ev_revenues|5.6506|2010-08-10/ev_revenues|5.602|2010-08-24/ev_revenues|5.3755|2010-07-06/ev_free_cash_flow|40.7393|2010-07-20/ev_free_cash_flow|41.6937|2010-08-03/ev_free_cash_flow|42.1449|2010-08-17/ev_free_cash_flow|41.267|2010-08-31/ev_free_cash_flow|40.0792|2010-07-13/ps_ratio|2.8066|2010-07-27/ps_ratio|2.7858|2010-08-10/ps_ratio|2.7266|2010-08-24/ps_ratio|2.5085|2010-07-13/pe_ratio|14.7527|2010-07-27/pe_ratio|14.6433|2010-08-10/pe_ratio|14.3326|2010-08-24/pe_ratio|13.186|2010-07-13/price_to_book_value|1.5699|2010-07-27/price_to_book_value|1.5583|2010-08-10/price_to_book_value|1.532|2010-08-24/price_to_book_value|1.4094|2010-07-07/peg_ratio|0.0336|2010-07-21/peg_ratio|0.0326|2010-08-04/peg_ratio|0.0346|2010-08-18/peg_ratio|0.0327|2010-07-13/dividend_yield|5.577|2010-07-27/dividend_yield|5.6186|2010-08-10/dividend_yield|5.7405|2010-08-24/dividend_yield|6.2396|2010-07-15/percent_of_shares_outstanding|7.4706|2010-07-30/percent_of_shares_outstanding|7.6443|2010-08-13/percent_of_shares_outstanding|7.587|2010-08-31/percent_of_shares_outstanding|6.9547|2010-07-30/price|67.08|2010-08-31/price|60.05|2010-07-30/total_return_price|41.2502|2010-08-31/total_return_price|37.4896|2010-07-13/enterprise_value|2004.6612|2010-07-27/enterprise_value|1997.0577|2010-08-10/enterprise_value|1979.8721|2010-08-24/enterprise_value|1899.8353 russ2000_0605|PRK|201009|162.828|115.795||70.401|89.772|6333.829|292.499|5817.997|5100.03|659.539|428.876|87.406|5.455|26.6178|41.1476|0.2771|2.5851|13.5886|1.4525|0.0328|1.3264|6.0548|2.9161|6.7685|15.2727|1.19|0.94|86.975||29.352|26.625|19.577|69.445|64.04|39.9806|1927.9398|65.35|2010-10-05/ev_revenues|5.5848|2010-10-19/ev_revenues|5.5908|2010-11-02/ev_revenues|5.6305|2010-11-16/ev_revenues|5.7435|2010-11-30/ev_revenues|5.711|2010-10-12/ev_free_cash_flow|30.8179|2010-10-26/ev_free_cash_flow|31.0184|2010-11-09/ev_free_cash_flow|31.6916|2010-11-23/ev_free_cash_flow|31.5697|2010-10-05/ps_ratio|2.7422|2010-10-19/ps_ratio|2.7481|2010-11-02/ps_ratio|2.7824|2010-11-16/ps_ratio|2.8929|2010-11-30/ps_ratio|2.8612|2010-10-05/pe_ratio|14.357|2010-10-19/pe_ratio|14.388|2010-11-02/pe_ratio|14.5676|2010-11-16/pe_ratio|15.1463|2010-11-30/pe_ratio|14.98|2010-10-05/price_to_book_value|1.5023|2010-10-19/price_to_book_value|1.5055|2010-11-02/price_to_book_value|1.5268|2010-11-16/price_to_book_value|1.5875|2010-11-30/price_to_book_value|1.57|2010-10-13/peg_ratio||2010-10-27/peg_ratio||2010-11-10/peg_ratio||2010-11-24/peg_ratio||2010-10-05/dividend_yield|5.807|2010-10-19/dividend_yield|5.7944|2010-11-02/dividend_yield|5.723|2010-11-16/dividend_yield|5.5043|2010-11-30/dividend_yield|5.5654|2010-10-15/percent_of_shares_outstanding|6.6037|2010-10-29/percent_of_shares_outstanding|6.2956|2010-11-15/percent_of_shares_outstanding|6.1925|2010-11-30/percent_of_shares_outstanding|6.3827|2010-10-29/price|65.35|2010-11-30/price|67.56|2010-10-29/total_return_price|40.7984|2010-11-30/total_return_price|42.7552|2010-10-05/enterprise_value|1975.7344|2010-10-19/enterprise_value|1977.8768|2010-11-02/enterprise_value|1991.9009|2010-11-16/enterprise_value|2031.9044|2010-11-30/enterprise_value|2020.4091 russ2000_0605|PRK|201012|157.917|133.78||69.567|88.865|6552.553|669.792|5807.403|5095.42|648.534|422.458|77.733|5.9992|42.3091|32.5045|0.3368|3.1428|16.4545|1.7246||1.8445|5.0667|-3.344|5.9879|15.3526|-0.34|0.94|80.672||34.999|-8.474|-3.421|68.498|72.67|45.989|2122.3337|65.12|2011-01-11/ev_revenues|7.042|2011-01-25/ev_revenues|6.8443|2011-02-08/ev_revenues|6.7957|2011-02-22/ev_revenues|6.7909|2011-01-04/ev_free_cash_flow|20.4595|2011-01-18/ev_free_cash_flow|20.4878|2011-02-01/ev_free_cash_flow|19.6995|2011-02-15/ev_free_cash_flow|19.8564|2011-01-11/ps_ratio|3.1534|2011-01-25/ps_ratio|2.9588|2011-02-08/ps_ratio|2.9111|2011-02-22/ps_ratio|2.9063|2011-01-11/pe_ratio|21.0435|2011-01-25/pe_ratio|19.7449|2011-02-08/pe_ratio|19.4261|2011-02-22/pe_ratio|19.3942|2011-01-11/price_to_book_value|1.7238|2011-01-25/price_to_book_value|1.6175|2011-02-08/price_to_book_value|1.5913|2011-02-22/price_to_book_value|1.5887|2011-01-05/peg_ratio||2011-01-19/peg_ratio||2011-02-02/peg_ratio||2011-02-16/peg_ratio||2011-01-11/dividend_yield|5.1791|2011-01-25/dividend_yield|5.5197|2011-02-08/dividend_yield|5.6103|2011-02-22/dividend_yield|5.6195|2011-01-14/percent_of_shares_outstanding|6.18|2011-01-31/percent_of_shares_outstanding|6.3961|2011-02-15/percent_of_shares_outstanding|6.6866|2011-02-28/percent_of_shares_outstanding|6.5376|2011-01-31/price|65.12|2011-02-28/price|65.83|2011-01-31/total_return_price|41.211|2011-02-28/total_return_price|42.254|2011-01-11/enterprise_value|2457.1221|2011-01-25/enterprise_value|2388.1351|2011-02-08/enterprise_value|2371.1963|2011-02-22/enterprise_value|2369.5024 russ2000_0605|PRK|201103|159.33|111.472||69.673|88.073|6593.165|322.974|6176.637|5314.678|647.734|427.897|77.733|6.6739|36.8572|19.5953|0.2989|2.7912|18.6261|1.5258||1.5816|5.8512|-0.059|6.5419|15.4034|1.35|0.94|90.978||30.765|30.532|22.196|69.313|66.82|42.8894|2328.6953|69.08|2011-04-05/ev_revenues|6.3418|2011-04-19/ev_revenues|6.2962|2011-05-03/ev_revenues|6.3826|2011-05-17/ev_revenues|6.3303|2011-05-31/ev_revenues|6.3396|2011-04-12/ev_free_cash_flow|19.8331|2011-04-26/ev_free_cash_flow|20.2413|2011-05-10/ev_free_cash_flow|20.3596|2011-05-24/ev_free_cash_flow|19.8444|2011-04-05/ps_ratio|2.9683|2011-04-19/ps_ratio|2.9229|2011-05-03/ps_ratio|3.0087|2011-05-17/ps_ratio|2.9568|2011-05-31/ps_ratio|2.9661|2011-04-05/pe_ratio|19.28|2011-04-19/pe_ratio|18.9857|2011-05-03/pe_ratio|19.5429|2011-05-17/pe_ratio|19.2057|2011-05-31/pe_ratio|19.2657|2011-04-05/price_to_book_value|1.6042|2011-04-19/price_to_book_value|1.5797|2011-05-03/price_to_book_value|1.6261|2011-05-17/price_to_book_value|1.5981|2011-05-31/price_to_book_value|1.603|2011-04-13/peg_ratio||2011-04-27/peg_ratio||2011-05-11/peg_ratio||2011-05-25/peg_ratio||2011-04-05/dividend_yield|5.572|2011-04-19/dividend_yield|5.6584|2011-05-03/dividend_yield|5.4971|2011-05-17/dividend_yield|5.5936|2011-05-31/dividend_yield|5.5762|2011-04-15/percent_of_shares_outstanding|6.6734|2011-04-29/percent_of_shares_outstanding|6.8654|2011-05-13/percent_of_shares_outstanding|6.9632|2011-05-31/percent_of_shares_outstanding|7.1847|2011-04-29/price|69.08|2011-05-31/price|67.43|2011-04-29/total_return_price|44.34|2011-05-31/total_return_price|43.8922|2011-04-05/enterprise_value|2203.8278|2011-04-19/enterprise_value|2187.9669|2011-05-03/enterprise_value|2217.9948|2011-05-17/enterprise_value|2199.8241|2011-05-31/enterprise_value|2203.0578 russ2000_0605|PRK|201106|239.74|131.604||69.83|87.298|6580.926|239.844|6153.969|5257.517|650.042|432.341|77.733|6.2558|31.3624|19.7627|0.288|2.8829|18.7257|1.5581||1.5119|5.737|1.8618|8.7123|15.3996|1.79|0.94|100.522||30.946|40.999|28.953|70.022|65.86|42.8702|2173.9539|61.64|2011-07-12/ev_revenues|5.8199|2011-07-26/ev_revenues|5.7265|2011-08-09/ev_revenues|5.5897|2011-08-23/ev_revenues|5.3556|2011-07-05/ev_free_cash_flow|21.2519|2011-07-19/ev_free_cash_flow|21.0912|2011-08-02/ev_free_cash_flow|20.5874|2011-08-16/ev_free_cash_flow|19.6312|2011-08-30/ev_free_cash_flow|19.6874|2011-07-12/ps_ratio|2.7589|2011-07-26/ps_ratio|2.6657|2011-08-09/ps_ratio|2.5292|2011-08-23/ps_ratio|2.2958|2011-07-12/pe_ratio|16.1704|2011-07-26/pe_ratio|15.6241|2011-08-09/pe_ratio|14.8246|2011-08-23/pe_ratio|13.4561|2011-07-12/price_to_book_value|1.5284|2011-07-26/price_to_book_value|1.4768|2011-08-09/price_to_book_value|1.4012|2011-08-23/price_to_book_value|1.2719|2011-07-06/peg_ratio||2011-07-20/peg_ratio||2011-08-03/peg_ratio||2011-08-17/peg_ratio||2011-08-31/peg_ratio||2011-07-12/dividend_yield|5.8276|2011-07-26/dividend_yield|6.0314|2011-08-09/dividend_yield|6.3567|2011-08-23/dividend_yield|7.0032|2011-07-15/percent_of_shares_outstanding|8.4424|2011-07-29/percent_of_shares_outstanding|8.5731|2011-08-15/percent_of_shares_outstanding|9.2005|2011-08-31/percent_of_shares_outstanding|9.7819|2011-07-29/price|61.64|2011-08-31/price|55|2011-07-29/total_return_price|40.1233|2011-08-31/total_return_price|36.4614|2011-07-12/enterprise_value|2090.215|2011-07-26/enterprise_value|2056.6454|2011-08-09/enterprise_value|2007.5229|2011-08-23/enterprise_value|1923.4449 russ2000_0605|PRK|201109|294.087|132.988||68.633|86.439|6340.045|248.487|5988.159|5089.187|661.711|434.711|77.733|5.278|28.2089|19.4784|0.2706|2.2184|13.0025|1.229||1.5034|7.2475|3.103|11.2574|15.3989|1.23|0.94|89.112||29.903|27.075|20.381|67.62|52.88|35.056|1895.5729|59.71|2011-10-04/ev_revenues|5.3657|2011-10-18/ev_revenues|5.4905|2011-11-01/ev_revenues|5.4616|2011-11-15/ev_revenues|5.5884|2011-11-29/ev_revenues|5.4473|2011-10-11/ev_free_cash_flow|16.7223|2011-10-25/ev_free_cash_flow|16.9121|2011-11-08/ev_free_cash_flow|17.2022|2011-11-22/ev_free_cash_flow|16.9443|2011-10-04/ps_ratio|2.3001|2011-10-18/ps_ratio|2.4249|2011-11-01/ps_ratio|2.3959|2011-11-15/ps_ratio|2.5216|2011-11-29/ps_ratio|2.3806|2011-10-04/pe_ratio|13.3995|2011-10-18/pe_ratio|14.1266|2011-11-01/pe_ratio|13.9578|2011-11-15/pe_ratio|14.6898|2011-11-29/pe_ratio|13.8685|2011-10-04/price_to_book_value|1.2567|2011-10-18/price_to_book_value|1.3248|2011-11-01/price_to_book_value|1.309|2011-11-15/price_to_book_value|1.3783|2011-11-29/price_to_book_value|1.3012|2011-10-12/peg_ratio||2011-10-26/peg_ratio||2011-11-09/peg_ratio||2011-11-23/peg_ratio||2011-10-04/dividend_yield|6.963|2011-10-18/dividend_yield|6.6046|2011-11-01/dividend_yield|6.6844|2011-11-15/dividend_yield|6.3514|2011-11-29/dividend_yield|6.7275|2011-10-14/percent_of_shares_outstanding|11.5211|2011-10-31/percent_of_shares_outstanding|10.204|2011-11-15/percent_of_shares_outstanding|10.4743|2011-11-30/percent_of_shares_outstanding|10.8967|2011-10-31/price|59.71|2011-11-30/price|60.9|2011-10-31/total_return_price|39.5838|2011-11-30/total_return_price|41.0117|2011-10-04/enterprise_value|1938.5276|2011-10-18/enterprise_value|1983.6464|2011-11-01/enterprise_value|1973.1751|2011-11-15/enterprise_value|2019.0163|2011-11-29/enterprise_value|1968.0228 russ2000_0605|PRK|201112|997.828|978.131||53.741|84.144|6229.881|568.51|5063.546|4465.114|644.218|424.557|77.007|5.8614|9.0547|17.6919|0.1067|2.7942|16.2779|1.5273||0.8371|5.7317|13.4055|10.7368|15.4039|0.59|0.94|87.532||31.267|17.949|10.61|66.279|65.06|43.8131|2117.614|69.23|2012-01-10/ev_revenues|2.1638|2012-01-24/ev_revenues|2.2237|2012-02-07/ev_revenues|2.2881|2012-02-21/ev_revenues|2.3421|2012-01-03/ev_free_cash_flow|6.4944|2012-01-17/ev_free_cash_flow|6.808|2012-01-31/ev_free_cash_flow|6.9108|2012-02-14/ev_free_cash_flow|7.1388|2012-02-28/ev_free_cash_flow|7.0123|2012-01-10/ps_ratio|2.8653|2012-01-24/ps_ratio|2.9251|2012-02-07/ps_ratio|2.9896|2012-02-21/ps_ratio|3.0435|2012-01-10/pe_ratio|13.8085|2012-01-24/pe_ratio|14.0968|2012-02-07/pe_ratio|14.4073|2012-02-21/pe_ratio|14.6673|2012-01-10/price_to_book_value|1.6379|2012-01-24/price_to_book_value|1.6721|2012-02-07/price_to_book_value|1.7089|2012-02-21/price_to_book_value|1.7398|2012-01-04/peg_ratio|0.3054|2012-01-18/peg_ratio|0.3195|2012-02-01/peg_ratio|0.3234|2012-02-15/peg_ratio|0.3253|2012-02-29/peg_ratio|0.3171|2012-01-10/dividend_yield|5.4899|2012-01-24/dividend_yield|5.3776|2012-02-07/dividend_yield|5.2617|2012-02-21/dividend_yield|5.1684|2012-01-13/percent_of_shares_outstanding|10.3935|2012-01-31/percent_of_shares_outstanding|10.057|2012-02-15/percent_of_shares_outstanding|9.6985|2012-02-29/percent_of_shares_outstanding|9.6801|2012-01-31/price|69.23|2012-02-29/price|68.84|2012-01-31/total_return_price|46.6213|2012-02-29/total_return_price|46.9655|2012-01-10/enterprise_value|796.5971|2012-01-24/enterprise_value|818.6275|2012-02-07/enterprise_value|842.3526|2012-02-21/enterprise_value|862.2262 russ2000_0605|PRK|201203|182.357|121.73||52.157|82.064|6020.422|241.721|5714.439|4817.388|658.057|440.074|77.007|2.2366|23.8026|7.1032|0.3211|2.9381|14.1593|1.6795|0.3246|1.4988|5.3538|9.9762|9.1229|15.4177|1.95|0.94|79.181||29.893|44.54|31.475|61.728|69.17|47.1907|823.4034|67.25|2012-04-03/ev_revenues|6.0952|2012-04-17/ev_revenues|6.0035|2012-05-01/ev_revenues|5.9819|2012-05-15/ev_revenues|5.9088|2012-05-29/ev_revenues|5.9599|2012-04-10/ev_free_cash_flow|16.5078|2012-04-24/ev_free_cash_flow|16.6427|2012-05-08/ev_free_cash_flow|16.6512|2012-05-22/ev_free_cash_flow|16.768|2012-04-03/ps_ratio|2.979|2012-04-17/ps_ratio|2.8874|2012-05-01/ps_ratio|2.8657|2012-05-15/ps_ratio|2.7927|2012-05-29/ps_ratio|2.8437|2012-04-03/pe_ratio|12.3939|2012-04-17/pe_ratio|12.0126|2012-05-01/pe_ratio|11.9227|2012-05-15/pe_ratio|11.6187|2012-05-29/pe_ratio|11.8309|2012-04-03/price_to_book_value|1.6133|2012-04-17/price_to_book_value|1.5636|2012-05-01/price_to_book_value|1.5519|2012-05-15/price_to_book_value|1.5124|2012-05-29/price_to_book_value|1.54|2012-04-11/peg_ratio|0.203|2012-04-25/peg_ratio|0.2048|2012-05-09/peg_ratio|0.1992|2012-05-23/peg_ratio|0.2039|2012-04-03/dividend_yield|5.4564|2012-04-17/dividend_yield|5.6296|2012-05-01/dividend_yield|5.672|2012-05-15/dividend_yield|5.8204|2012-05-29/dividend_yield|5.716|2012-04-13/percent_of_shares_outstanding|9.1976|2012-04-30/percent_of_shares_outstanding|9.2569|2012-05-15/percent_of_shares_outstanding|9.4689|2012-05-31/percent_of_shares_outstanding|9.6681|2012-04-30/price|67.25|2012-05-31/price|64.53|2012-04-30/total_return_price|45.8808|2012-05-31/total_return_price|44.6747|2012-04-03/enterprise_value|2172.0006|2012-04-17/enterprise_value|2139.3401|2012-05-01/enterprise_value|2131.6371|2012-05-15/enterprise_value|2105.6011|2012-05-29/enterprise_value|2123.7801 russ2000_0605|PRK|201206|228.281|132.561||52.261|81.758|6044.951|245.262|5734.512|4822.975|660.623|442.531|77.007|6.0117|25.7417|16.6006|0.3123|2.8956|12.0468|1.5681|0.2021|1.744|5.6136|6.1492|9.5228|15.4059|1.1|0.94|76.188||27.311|25.146|18.886|58.68|69.75|48.2886|2142.2672|67.74|2012-07-10/ev_revenues|6.3371|2012-07-24/ev_revenues|6.2243|2012-08-07/ev_revenues|6.2805|2012-08-21/ev_revenues|6.2944|2012-07-03/ev_free_cash_flow|15.1508|2012-07-17/ev_free_cash_flow|15.3079|2012-07-31/ev_free_cash_flow|14.8166|2012-08-14/ev_free_cash_flow|14.8786|2012-08-28/ev_free_cash_flow|14.8432|2012-07-10/ps_ratio|3.2664|2012-07-24/ps_ratio|3.1536|2012-08-07/ps_ratio|3.2097|2012-08-21/ps_ratio|3.2237|2012-07-10/pe_ratio|14.4538|2012-07-24/pe_ratio|13.9548|2012-08-07/pe_ratio|14.2033|2012-08-21/pe_ratio|14.2649|2012-07-10/price_to_book_value|1.6415|2012-07-24/price_to_book_value|1.5848|2012-08-07/price_to_book_value|1.6131|2012-08-21/price_to_book_value|1.6201|2012-07-05/peg_ratio|0.6541|2012-07-19/peg_ratio|0.6657|2012-08-02/peg_ratio|0.6155|2012-08-16/peg_ratio|0.6498|2012-08-30/peg_ratio|0.6309|2012-07-10/dividend_yield|5.3417|2012-07-24/dividend_yield|5.5327|2012-08-07/dividend_yield|5.4359|2012-08-21/dividend_yield|5.4124|2012-07-13/percent_of_shares_outstanding|9.3531|2012-07-31/percent_of_shares_outstanding|9.1914|2012-08-15/percent_of_shares_outstanding|9.0008|2012-08-31/percent_of_shares_outstanding|8.9463|2012-07-31/price|67.74|2012-08-31/price|67.35|2012-07-31/total_return_price|46.8971|2012-08-31/total_return_price|47.2505|2012-07-10/enterprise_value|2103.9993|2012-07-24/enterprise_value|2066.563|2012-08-07/enterprise_value|2085.2041|2012-08-21/enterprise_value|2089.8259 russ2000_0605|PRK|201209|301.43|114.186||54.416|81.156|6093.811|280.467|5704.6|4793.077|659.127|440.03|77.007|6.3148|29.498|14.9881|0.3187|3.2441|14.3552|1.6303|0.6578|1.8015|5.3783|4.5791|8.5316|15.4059|0.78|0.94|76.095||28.961|13.757|11.982|58.016|70.02|49.1237|2096.6045|66.55|2012-10-02/ev_revenues|6.762|2012-10-16/ev_revenues|6.6311|2012-10-31/ev_revenues|6.5785|2012-11-14/ev_revenues|6.3329|2012-11-28/ev_revenues|6.3638|2012-10-09/ev_free_cash_flow|19.4479|2012-10-23/ev_free_cash_flow|18.9928|2012-11-06/ev_free_cash_flow|18.9615|2012-11-20/ev_free_cash_flow|18.4057|2012-10-02/ps_ratio|3.3981|2012-10-16/ps_ratio|3.2672|2012-10-31/ps_ratio|3.2145|2012-11-14/ps_ratio|2.9677|2012-11-28/ps_ratio|2.9986|2012-10-02/pe_ratio|15.9163|2012-10-16/pe_ratio|15.3032|2012-10-31/pe_ratio|15.0566|2012-11-14/pe_ratio|13.9005|2012-11-28/pe_ratio|14.0452|2012-10-02/price_to_book_value|1.6443|2012-10-16/price_to_book_value|1.581|2012-10-31/price_to_book_value|1.5555|2012-11-14/price_to_book_value|1.4366|2012-11-28/price_to_book_value|1.4516|2012-10-11/peg_ratio|1.6344|2012-10-25/peg_ratio|1.5537|2012-11-08/peg_ratio|1.4682|2012-11-23/peg_ratio|1.481|2012-10-02/dividend_yield|5.3447|2012-10-16/dividend_yield|5.5588|2012-10-31/dividend_yield|5.6499|2012-11-14/dividend_yield|6.1198|2012-11-28/dividend_yield|6.0567|2012-10-15/percent_of_shares_outstanding|8.3282|2012-10-31/percent_of_shares_outstanding|8.3322|2012-11-15/percent_of_shares_outstanding|8.5091|2012-11-30/percent_of_shares_outstanding|8.6591|2012-10-31/price|66.55|2012-11-30/price|63.09|2012-10-31/total_return_price|46.6893|2012-11-30/total_return_price|44.9394|2012-10-02/enterprise_value|2157.0501|2012-10-16/enterprise_value|2115.3001|2012-10-31/enterprise_value|2098.5076|2012-11-14/enterprise_value|2020.1583|2012-11-28/enterprise_value|2030.022 russ2000_0605|PRK|201212|1335.469|1315.759||53.751|80.434|5992.437|647.627|5277.94|4716.032|650.366|441.605|76.375|6.444|4.3524|18.7353|0.0515|3.0788|14.4208|1.4904|1.503|1.0177|5.899|15.7437|7.8691|15.4106|1.06|0.94|74.087||28.965|20.888|16.287|56.891|64.63|46.0363|2055.6059|65.45|2013-01-09/ev_revenues|1.1866|2013-01-23/ev_revenues|1.1816|2013-02-06/ev_revenues|1.1796|2013-02-20/ev_revenues|1.2355|2013-01-02/ev_free_cash_flow|2.7969|2013-01-16/ev_free_cash_flow|2.6824|2013-01-30/ev_free_cash_flow|2.6567|2013-02-13/ev_free_cash_flow|2.9197|2013-02-27/ev_free_cash_flow|2.7736|2013-01-09/ps_ratio|3.3261|2013-01-23/ps_ratio|3.3211|2013-02-06/ps_ratio|3.319|2013-02-20/ps_ratio|3.375|2013-01-09/pe_ratio|13.4867|2013-01-23/pe_ratio|13.4663|2013-02-06/pe_ratio|13.4581|2013-02-20/pe_ratio|13.6851|2013-01-09/price_to_book_value|1.5628|2013-01-23/price_to_book_value|1.5605|2013-02-06/price_to_book_value|1.5595|2013-02-20/price_to_book_value|1.5858|2013-01-04/peg_ratio||2013-01-18/peg_ratio||2013-02-01/peg_ratio||2013-02-15/peg_ratio||2013-01-09/dividend_yield|5.7013|2013-01-23/dividend_yield|5.7099|2013-02-06/dividend_yield|5.7134|2013-02-20/dividend_yield|5.6186|2013-01-15/percent_of_shares_outstanding|7.8896|2013-01-31/percent_of_shares_outstanding|7.9139|2013-02-15/percent_of_shares_outstanding|8.1224|2013-02-28/percent_of_shares_outstanding|8.3148|2013-01-31/price|65.45|2013-02-28/price|65.98|2013-01-31/total_return_price|46.6204|2013-02-28/total_return_price|47.6486|2013-01-09/enterprise_value|362.5704|2013-01-23/enterprise_value|361.0292|2013-02-06/enterprise_value|360.4127|2013-02-20/enterprise_value|377.52 russ2000_0605|PRK|201303|1540.334|1521.763||56.725|80.68|6092.945|247.405|5779.636|4916.541|654.21|447.829|76.375|1.3077|9.739|3.2155|0.098|3.4471|13.9775|1.6197||1.6923|5.5011|-3.3786|8.2786|15.412|1.34|0.94|74.258||29.382|27.831|20.71|55.453|69.79|50.4|399.5592|68.38|2013-04-03/ev_revenues|2.0791|2013-04-17/ev_revenues|2.0145|2013-05-01/ev_revenues|2.0047|2013-05-15/ev_revenues|2.2667|2013-05-29/ev_revenues|2.1616|2013-04-10/ev_free_cash_flow|4.7687|2013-04-24/ev_free_cash_flow|4.6959|2013-05-08/ev_free_cash_flow|4.8778|2013-05-22/ev_free_cash_flow|4.8085|2013-04-03/ps_ratio|3.4576|2013-04-17/ps_ratio|3.3931|2013-05-01/ps_ratio|3.3833|2013-05-15/ps_ratio|3.6452|2013-05-29/ps_ratio|3.5402|2013-04-03/pe_ratio|15.7617|2013-04-17/pe_ratio|15.4673|2013-05-01/pe_ratio|15.4229|2013-05-15/pe_ratio|16.6168|2013-05-29/pe_ratio|16.1378|2013-04-03/price_to_book_value|1.5892|2013-04-17/price_to_book_value|1.5596|2013-05-01/price_to_book_value|1.5551|2013-05-15/price_to_book_value|1.6755|2013-05-29/price_to_book_value|1.6272|2013-04-15/peg_ratio||2013-04-29/peg_ratio||2013-05-13/peg_ratio||2013-05-28/peg_ratio||2013-04-03/dividend_yield|5.5737|2013-04-17/dividend_yield|5.6798|2013-05-01/dividend_yield|5.6961|2013-05-15/dividend_yield|5.2868|2013-05-29/dividend_yield|5.4438|2013-04-15/percent_of_shares_outstanding|7.9892|2013-04-30/percent_of_shares_outstanding|8.0378|2013-05-15/percent_of_shares_outstanding|7.9978|2013-05-31/percent_of_shares_outstanding|7.9043|2013-04-30/price|68.38|2013-05-31/price|69.08|2013-04-30/total_return_price|49.3817|2013-05-31/total_return_price|50.5511|2013-04-03/enterprise_value|625.0275|2013-04-17/enterprise_value|605.6084|2013-05-01/enterprise_value|602.6801|2013-05-15/enterprise_value|681.4354|2013-05-29/enterprise_value|649.8408 russ2000_0605|PRK|201306|1420.141|1401.301||56.822|80.706|6001.254|226.721|5714.7|4851.314|639.219|453.375|76.375|2.1837|10.8062|4.8267|0.1123|3.5622|16.2383|1.6373||1.7003|5.4101|6.35|7.3206|15.412|1.3|0.94|74.01||29.472|26.767|20.034|54.712|68.79|50.3389|656.468|78.9|2013-07-10/ev_revenues|2.884|2013-07-24/ev_revenues|3.0777|2013-08-07/ev_revenues|3.0617|2013-08-21/ev_revenues|3.04|2013-07-03/ev_free_cash_flow|5.8327|2013-07-17/ev_free_cash_flow|6.3181|2013-07-31/ev_free_cash_flow|6.6345|2013-08-14/ev_free_cash_flow|6.7627|2013-08-28/ev_free_cash_flow|6.3986|2013-07-10/ps_ratio|3.9371|2013-07-24/ps_ratio|4.1307|2013-08-07/ps_ratio|4.1147|2013-08-21/ps_ratio|4.093|2013-07-10/pe_ratio|17.0201|2013-07-24/pe_ratio|17.8571|2013-08-07/pe_ratio|17.7879|2013-08-21/pe_ratio|17.6942|2013-07-10/price_to_book_value|1.8384|2013-07-24/price_to_book_value|1.9289|2013-08-07/price_to_book_value|1.9214|2013-08-21/price_to_book_value|1.9113|2013-07-09/peg_ratio||2013-07-23/peg_ratio||2013-08-06/peg_ratio||2013-08-20/peg_ratio||2013-07-10/dividend_yield|4.9311|2013-07-24/dividend_yield|4.7|2013-08-07/dividend_yield|4.7183|2013-08-21/dividend_yield|4.7433|2013-07-15/percent_of_shares_outstanding|6.8365|2013-07-31/percent_of_shares_outstanding|6.4711|2013-08-15/percent_of_shares_outstanding|5.8288|2013-08-30/percent_of_shares_outstanding|5.4786|2013-07-31/price|78.9|2013-08-30/price|76.09|2013-07-31/total_return_price|57.7372|2013-08-30/total_return_price|56.3341|2013-07-10/enterprise_value|860.739|2013-07-24/enterprise_value|918.534|2013-08-07/enterprise_value|913.7563|2013-08-21/enterprise_value|907.2832 russ2000_0605|PRK|201309|1462.311|1444.357||56.116|81.466|6073.146|275.701|5740.278|4850.692|632.745|457.917|76.375|3.0395|12.3128|6.6527|0.1397|4.0925|17.692|1.911||1.8366|4.7439|4.5914|4.6773|15.412|1.23|0.94|72.356||30.218|25.143|19.029|54.96|79.08|58.5478|907.1291|79.22|2013-10-02/ev_revenues|3.1872|2013-10-16/ev_revenues|3.2609|2013-10-30/ev_revenues|3.2478|2013-11-13/ev_revenues|3.2381|2013-11-27/ev_revenues|3.4705|2013-10-09/ev_free_cash_flow|5.4105|2013-10-23/ev_free_cash_flow|5.7853|2013-11-06/ev_free_cash_flow|5.6676|2013-11-20/ev_free_cash_flow|5.7747|2013-10-02/ps_ratio|4.1448|2013-10-16/ps_ratio|4.2186|2013-10-30/ps_ratio|4.2055|2013-11-13/ps_ratio|4.1929|2013-11-27/ps_ratio|4.4251|2013-10-02/pe_ratio|16.0771|2013-10-16/pe_ratio|16.3631|2013-10-30/pe_ratio|16.3124|2013-11-13/pe_ratio|16.2637|2013-11-27/pe_ratio|17.1643|2013-10-02/price_to_book_value|1.9306|2013-10-16/price_to_book_value|1.9649|2013-10-30/price_to_book_value|1.9588|2013-11-13/price_to_book_value|1.9543|2013-11-27/price_to_book_value|2.0625|2013-10-01/peg_ratio|1.4062|2013-10-15/peg_ratio|1.4088|2013-10-29/peg_ratio|1.4129|2013-11-12/peg_ratio|1.4046|2013-11-26/peg_ratio|1.4684|2013-10-02/dividend_yield|4.7439|2013-10-16/dividend_yield|4.661|2013-10-30/dividend_yield|4.6755|2013-11-13/dividend_yield|4.6894|2013-11-27/dividend_yield|4.4434|2013-10-15/percent_of_shares_outstanding|4.5743|2013-10-31/percent_of_shares_outstanding|4.7636|2013-11-15/percent_of_shares_outstanding|4.818|2013-11-29/percent_of_shares_outstanding|4.8252|2013-10-31/price|79.22|2013-11-29/price|84.44|2013-10-31/total_return_price|58.6515|2013-11-29/total_return_price|63.2484|2013-10-02/enterprise_value|939.2891|2013-10-16/enterprise_value|961.02|2013-10-30/enterprise_value|957.167|2013-11-13/enterprise_value|954.31|2013-11-27/enterprise_value|1022.786 russ2000_0605|PRK|201312|1341.631|1323.296||55.278|81.347|5986.6|544.93|5380.785|4789.994|651.747|460.643|76.128|3.4778|7.527|5.9539|0.0872|4.4324|17.1927|2.0659|1.4923|0.9065|4.4361|13.5856|4.5156|15.4135|1.13|0.94|73.678||30.185|29.631|17.096|55.9|85.07|63.7203|1024.9451|78.3|2014-01-09/ev_revenues|1.8084|2014-01-23/ev_revenues|1.8497|2014-02-06/ev_revenues|1.5046|2014-02-20/ev_revenues|1.4837|2014-01-02/ev_free_cash_flow|4.8042|2014-01-16/ev_free_cash_flow|4.6521|2014-01-30/ev_free_cash_flow|4.3931|2014-02-13/ev_free_cash_flow|4.0778|2014-02-27/ev_free_cash_flow|4.1273|2014-01-09/ps_ratio|4.2974|2014-01-23/ps_ratio|4.3388|2014-02-06/ps_ratio|3.9937|2014-02-20/ps_ratio|3.9727|2014-01-09/pe_ratio|16.412|2014-01-23/pe_ratio|16.57|2014-02-06/pe_ratio|15.252|2014-02-20/pe_ratio|15.172|2014-01-09/price_to_book_value|1.9405|2014-01-23/price_to_book_value|1.9592|2014-02-06/price_to_book_value|1.8033|2014-02-20/price_to_book_value|1.7939|2014-01-07/peg_ratio|7.3732|2014-01-21/peg_ratio|7.4035|2014-02-04/peg_ratio|6.8362|2014-02-18/peg_ratio|6.9349|2014-01-09/dividend_yield|4.582|2014-01-23/dividend_yield|4.5383|2014-02-06/dividend_yield|4.9305|2014-02-20/dividend_yield|4.9565|2014-01-15/percent_of_shares_outstanding|4.4772|2014-01-31/percent_of_shares_outstanding|4.5378|2014-02-14/percent_of_shares_outstanding|4.7444|2014-02-28/percent_of_shares_outstanding|4.7758|2014-01-31/price|78.3|2014-02-28/price|78.06|2014-01-31/total_return_price|58.6494|2014-02-28/total_return_price|59.1828|2014-01-09/enterprise_value|532.2037|2014-01-23/enterprise_value|544.3792|2014-02-06/enterprise_value|442.8141|2014-02-20/enterprise_value|436.6493 russ2000_0605|PRK|201403|1532.505|1515.114||55.58|81.112|6144.636|254.799|5843.698|4976.698|666.436|465.774|77.613|1.6695|10.3953|3.7919|0.1156|4.1639|15.902|1.8778|6.9936|1.6789|4.729|-2.6357|5.2887|15.4149|1.27|0.94|71.128||30.082|27.574|19.577|54.48|76.89|58.2958|491.3447|72.52|2014-04-03/ev_revenues|2.7261|2014-04-17/ev_revenues|2.5739|2014-05-01/ev_revenues|2.4856|2014-05-15/ev_revenues|2.4158|2014-05-29/ev_revenues|2.5865|2014-04-10/ev_free_cash_flow|7.5592|2014-04-24/ev_free_cash_flow|7.5874|2014-05-08/ev_free_cash_flow|7.1999|2014-05-22/ev_free_cash_flow|7.3536|2014-04-03/ps_ratio|4.0924|2014-04-17/ps_ratio|3.9399|2014-05-01/ps_ratio|3.8515|2014-05-15/ps_ratio|3.7817|2014-05-29/ps_ratio|3.9526|2014-04-03/pe_ratio|15.6815|2014-04-17/pe_ratio|15.0974|2014-05-01/pe_ratio|14.7586|2014-05-15/pe_ratio|14.4909|2014-05-29/pe_ratio|15.146|2014-04-03/price_to_book_value|1.7856|2014-04-17/price_to_book_value|1.7191|2014-05-01/price_to_book_value|1.6805|2014-05-15/price_to_book_value|1.65|2014-05-29/price_to_book_value|1.7246|2014-04-01/peg_ratio|1.0475|2014-04-15/peg_ratio|0.9862|2014-04-29/peg_ratio|0.9717|2014-05-13/peg_ratio|0.9884|2014-05-27/peg_ratio|0.9937|2014-04-03/dividend_yield|4.8635|2014-04-17/dividend_yield|5.0517|2014-05-01/dividend_yield|5.1677|2014-05-15/dividend_yield|5.2632|2014-05-29/dividend_yield|5.0355|2014-04-15/percent_of_shares_outstanding|5.2857|2014-04-30/percent_of_shares_outstanding|5.3027|2014-05-15/percent_of_shares_outstanding|5.4637|2014-05-30/percent_of_shares_outstanding|5.4883|2014-04-30/price|72.52|2014-05-30/price|74.65|2014-04-30/total_return_price|54.9826|2014-05-30/total_return_price|57.3398|2014-04-03/enterprise_value|793.7664|2014-04-17/enterprise_value|749.4363|2014-05-01/enterprise_value|723.731|2014-05-15/enterprise_value|703.4131|2014-05-29/enterprise_value|753.1305 russ2000_0605|PRK|201406|1412.099|1394.261||54.884|80.996|6102.202|253.438|5794.926|4927.211|686.971|473.114|77.613|2.789|11.7715|8.2511|0.1344|4.1554|15.9229|1.8131|1.0454|1.628|4.7898|4.8761|5.3704|15.4122|1.42|0.94|76.232||31.027|31.251|21.81|56.561|77.2|59.2985|812.0834|75.34|2014-07-10/ev_revenues|3.0339|2014-07-24/ev_revenues|2.9945|2014-08-07/ev_revenues|3.0202|2014-08-21/ev_revenues|3.1299|2014-07-03/ev_free_cash_flow|11.8643|2014-07-17/ev_free_cash_flow|10.8198|2014-07-31/ev_free_cash_flow|11.2103|2014-08-14/ev_free_cash_flow|11.509|2014-08-28/ev_free_cash_flow|11.5617|2014-07-10/ps_ratio|3.9794|2014-07-24/ps_ratio|3.94|2014-08-07/ps_ratio|3.9658|2014-08-21/ps_ratio|4.0756|2014-07-10/pe_ratio|15|2014-07-24/pe_ratio|14.8515|2014-08-07/pe_ratio|14.9485|2014-08-21/pe_ratio|15.3624|2014-07-10/price_to_book_value|1.6973|2014-07-24/price_to_book_value|1.6805|2014-08-07/price_to_book_value|1.6914|2014-08-21/price_to_book_value|1.7383|2014-07-08/peg_ratio|1.1967|2014-07-22/peg_ratio|1.155|2014-08-05/peg_ratio|1.1721|2014-08-19/peg_ratio|1.2169|2014-07-10/dividend_yield|4.9637|2014-07-24/dividend_yield|5.0133|2014-08-07/dividend_yield|4.9808|2014-08-21/dividend_yield|4.8466|2014-07-15/percent_of_shares_outstanding|5.3601|2014-07-31/percent_of_shares_outstanding|5.3595|2014-08-15/percent_of_shares_outstanding|5.3045|2014-08-29/percent_of_shares_outstanding|5.207|2014-07-31/price|75.34|2014-08-29/price|77.84|2014-07-31/total_return_price|57.8698|2014-08-29/total_return_price|60.5176|2014-07-10/enterprise_value|890.1173|2014-07-24/enterprise_value|878.573|2014-08-07/enterprise_value|886.1153|2014-08-21/enterprise_value|918.2854 russ2000_0605|PRK|201409|1585.461|1567.251||54.654|80.966|6325.256|271.522|5997.939|5129.004|688.016|476.93|77.613|3.1923|9.528|11.3391|0.1043|4.1381|15.598|1.7649|9.277|1.6535|4.7734|4.3111|5.4406|15.4137|1.19|0.94|76.105||31.311|26.632|18.269|56.709|75.42|58.6361|936.6023|84.37|2014-10-02/ev_revenues|2.4756|2014-10-16/ev_revenues|2.5761|2014-10-30/ev_revenues|2.9069|2014-11-13/ev_revenues|3.0137|2014-11-28/ev_revenues|2.7757|2014-10-09/ev_free_cash_flow|14.4363|2014-10-23/ev_free_cash_flow|15.9045|2014-11-06/ev_free_cash_flow|18.0094|2014-11-20/ev_free_cash_flow|17.1845|2014-10-02/ps_ratio|3.9268|2014-10-16/ps_ratio|4.0274|2014-10-30/ps_ratio|4.3557|2014-11-13/ps_ratio|4.4626|2014-11-28/ps_ratio|4.2245|2014-10-02/pe_ratio|15.1098|2014-10-16/pe_ratio|15.497|2014-10-30/pe_ratio|16.7605|2014-11-13/pe_ratio|17.1717|2014-11-28/pe_ratio|16.2555|2014-10-02/price_to_book_value|1.6936|2014-10-16/price_to_book_value|1.737|2014-10-30/price_to_book_value|1.8798|2014-11-13/price_to_book_value|1.926|2014-11-28/price_to_book_value|1.8232|2014-10-14/peg_ratio|9.523|2014-10-28/peg_ratio|10.0863|2014-11-11/peg_ratio|10.566|2014-11-25/peg_ratio|10.3053|2014-10-02/dividend_yield|4.967|2014-10-16/dividend_yield|4.8429|2014-10-30/dividend_yield|4.4778|2014-11-13/dividend_yield|4.3706|2014-11-28/dividend_yield|4.6169|2014-10-15/percent_of_shares_outstanding|5.3917|2014-10-31/percent_of_shares_outstanding|5.2307|2014-11-14/percent_of_shares_outstanding|4.8611|2014-11-28/percent_of_shares_outstanding|4.7261|2014-10-31/price|84.37|2014-11-28/price|81.44|2014-10-31/total_return_price|65.5944|2014-11-28/total_return_price|64.0238|2014-10-02/enterprise_value|735.6067|2014-10-16/enterprise_value|765.4679|2014-10-30/enterprise_value|863.7583|2014-11-13/enterprise_value|895.4877|2014-11-28/enterprise_value|824.7897 russ2000_0605|PRK|201412|1632.481|1539.614||55.479|80.947|6304.658|579.531|5659.602|5128|696.541|484.484|77.439|3.1464|4.2153|18.7097|0.0506|4.5954|17.6826|1.9833|10.7825|0.7632|4.2443|13.6813|4.6399|15.4145|1.58|0.94|77.128||29.622|34.959|24.301|57.294|88.48|69.5583|934.9183|80.41|2015-01-09/ev_revenues|0.8865|2015-01-23/ev_revenues|0.888|2015-02-06/ev_revenues|1.0883|2015-02-20/ev_revenues|1.0734|2015-01-02/ev_free_cash_flow|5.2934|2015-01-16/ev_free_cash_flow|3.9792|2015-01-30/ev_free_cash_flow|3.5722|2015-02-13/ev_free_cash_flow|5.0995|2015-02-27/ev_free_cash_flow|4.6713|2015-01-09/ps_ratio|4.2458|2015-01-23/ps_ratio|4.2474|2015-02-06/ps_ratio|4.4478|2015-02-20/ps_ratio|4.433|2015-01-09/pe_ratio|15.1648|2015-01-23/pe_ratio|15.1703|2015-02-06/pe_ratio|15.8864|2015-02-20/pe_ratio|15.8333|2015-01-09/price_to_book_value|1.8297|2015-01-23/price_to_book_value|1.8304|2015-02-06/price_to_book_value|1.9168|2015-02-20/price_to_book_value|1.9104|2015-01-06/peg_ratio|1.6627|2015-01-20/peg_ratio|1.6063|2015-02-03/peg_ratio|1.6894|2015-02-17/peg_ratio|1.7379|2015-01-09/dividend_yield|4.5411|2015-01-23/dividend_yield|4.5394|2015-02-06/dividend_yield|4.3348|2015-02-20/dividend_yield|4.3493|2015-01-15/percent_of_shares_outstanding|4.6078|2015-01-30/percent_of_shares_outstanding|4.7243|2015-02-13/percent_of_shares_outstanding|4.8279|2015-02-27/percent_of_shares_outstanding|4.8127|2015-01-30/price|80.41|2015-02-27/price|85.12|2015-01-30/total_return_price|63.2141|2015-02-27/total_return_price|67.6452|2015-01-09/enterprise_value|266.4787|2015-01-23/enterprise_value|266.9405|2015-02-06/enterprise_value|327.1248|2015-02-20/enterprise_value|322.661 russ2000_0605|PRK|201503|1863.941|1845.962||57.189|80.646|6596.568|242.549|6294.402|5515.847|707.431|489.04|79.222|1.0156|5.8459|4.5159|0.0668|4.3812|15.6484|1.8854|1.5883|1.4397|4.4007|-1.9084|4.4473|15.4219|1.23|0.94|74.408||31.739|27.056|19.044|55.535|85.56|67.9949|305.2777|82.56|2015-04-06/ev_revenues|1.6251|2015-04-20/ev_revenues|1.6666|2015-05-04/ev_revenues|1.4987|2015-05-18/ev_revenues|1.524|2015-04-10/ev_free_cash_flow|8.041|2015-04-24/ev_free_cash_flow|7.9056|2015-05-08/ev_free_cash_flow|7.2361|2015-05-22/ev_free_cash_flow|7.1155|2015-04-06/ps_ratio|4.3608|2015-04-20/ps_ratio|4.4024|2015-05-04/ps_ratio|4.2339|2015-05-18/ps_ratio|4.2593|2015-04-06/pe_ratio|15.8598|2015-04-20/pe_ratio|16.0111|2015-05-04/pe_ratio|15.3985|2015-05-18/pe_ratio|15.4908|2015-04-06/price_to_book_value|1.8677|2015-04-20/price_to_book_value|1.8855|2015-05-04/price_to_book_value|1.8134|2015-05-18/price_to_book_value|1.8243|2015-04-14/peg_ratio|1.6091|2015-04-28/peg_ratio|1.5831|2015-05-12/peg_ratio|1.5459|2015-05-26/peg_ratio|1.5244|2015-04-06/dividend_yield|4.3741|2015-04-20/dividend_yield|4.3328|2015-05-04/dividend_yield|4.5052|2015-05-18/dividend_yield|4.4783|2015-04-15/percent_of_shares_outstanding|4.2474|2015-04-30/percent_of_shares_outstanding|4.2816|2015-05-15/percent_of_shares_outstanding|4.6084|2015-05-29/percent_of_shares_outstanding|4.5469|2015-04-30/price|82.56|2015-05-29/price|82.67|2015-04-30/total_return_price|65.6108|2015-05-29/total_return_price|66.4381|2015-04-06/enterprise_value|493.8366|2015-04-20/enterprise_value|506.4407|2015-05-04/enterprise_value|455.4093|2015-05-18/enterprise_value|463.0948 russ2000_0605|PRK|201506|1874.326|1774.551||58.725|80.895|6603.606|241.05|6292.428|5512.366|705.963|495.592|79.222|1.7025|7.103|8.4865|0.0803|4.4384|16.1421|1.901|1.6707|1.443|4.2976|5.9935|4.4931|15.4079|1.37|0.94|75.706||30.453|29.427|21.039|56.515|87.37|70.2152|517.354|87.6|2015-07-13/ev_revenues|1.9951|2015-07-27/ev_revenues|1.8837|2015-08-10/ev_revenues|1.9526|2015-08-24/ev_revenues|1.5822|2015-07-06/ev_free_cash_flow|7.8427|2015-07-20/ev_free_cash_flow|8.0913|2015-08-03/ev_free_cash_flow|7.8325|2015-08-17/ev_free_cash_flow|7.8735|2015-08-31/ev_free_cash_flow|7.1976|2015-07-13/ps_ratio|4.4996|2015-07-27/ps_ratio|4.3878|2015-08-10/ps_ratio|4.457|2015-08-24/ps_ratio|4.0855|2015-07-13/pe_ratio|16.4898|2015-07-27/pe_ratio|16.0801|2015-08-10/pe_ratio|16.3333|2015-08-24/pe_ratio|14.9721|2015-07-13/price_to_book_value|1.928|2015-07-27/price_to_book_value|1.8801|2015-08-10/price_to_book_value|1.9097|2015-08-24/price_to_book_value|1.7505|2015-07-07/peg_ratio|2.5359|2015-07-21/peg_ratio|2.609|2015-08-04/peg_ratio|2.5647|2015-08-18/peg_ratio|2.5691|2015-07-13/dividend_yield|4.2462|2015-07-27/dividend_yield|4.3544|2015-08-10/dividend_yield|4.2869|2015-08-24/dividend_yield|4.6766|2015-07-15/percent_of_shares_outstanding|4.3141|2015-07-31/percent_of_shares_outstanding|4.1093|2015-08-14/percent_of_shares_outstanding|4.0735|2015-08-31/percent_of_shares_outstanding|4.1732|2015-07-31/price|87.6|2015-08-31/price|84.21|2015-07-31/total_return_price|70.4001|2015-08-31/total_return_price|68.4113|2015-07-13/enterprise_value|605.2222|2015-07-27/enterprise_value|571.4062|2015-08-10/enterprise_value|592.3106|2015-08-24/enterprise_value|479.9494 russ2000_0605|PRK|201509|1777.644|1675.719||59.581|81.146|6584.537|280.794|6236.562|5454.982|715.803|501.145|81.718|1.9951|9.0996|8.079|0.1052|4.4996|16.4898|1.928|2.6108|1.4807|4.2462|5.385|4.8512|15.4018|1.3|0.94|77.906||33.498|28.073|20.04|57.715|90.22|73.2937|605.2222|90.72|2015-10-06/ev_revenues|2.5266|2015-10-20/ev_revenues|2.6658|2015-11-03/ev_revenues|2.6267|2015-11-17/ev_revenues|2.7545|2015-10-12/ev_free_cash_flow|11.5262|2015-10-26/ev_free_cash_flow|11.7869|2015-11-09/ev_free_cash_flow|11.852|2015-11-23/ev_free_cash_flow|11.9627|2015-10-06/ps_ratio|4.5657|2015-10-20/ps_ratio|4.7056|2015-11-03/ps_ratio|4.6631|2015-11-17/ps_ratio|4.7914|2015-10-06/pe_ratio|16.4964|2015-10-20/pe_ratio|17.0018|2015-11-03/pe_ratio|16.8485|2015-11-17/pe_ratio|17.312|2015-10-06/price_to_book_value|1.9374|2015-10-20/price_to_book_value|1.9968|2015-11-03/price_to_book_value|1.9801|2015-11-17/price_to_book_value|2.0345|2015-10-13/peg_ratio|1.788|2015-10-27/peg_ratio|1.7759|2015-11-10/peg_ratio|1.8654|2015-11-24/peg_ratio|1.8726|2015-10-06/dividend_yield|4.1593|2015-10-20/dividend_yield|4.0356|2015-11-03/dividend_yield|4.0723|2015-11-17/dividend_yield|3.9633|2015-10-15/percent_of_shares_outstanding|4.5409|2015-10-30/percent_of_shares_outstanding|4.2956|2015-11-13/percent_of_shares_outstanding|4.0805|2015-11-30/percent_of_shares_outstanding|3.9221|2015-10-30/price|90.72|2015-11-30/price|97.01|2015-10-30/total_return_price|73.6999|2015-11-30/total_return_price|79.5986|2015-10-06/enterprise_value|770.9843|2015-10-20/enterprise_value|813.478|2015-11-03/enterprise_value|801.5244|2015-11-17/enterprise_value|840.5154 russ2000_0605|PRK|201512|1685.035|1585.725||59.493|81.342|6597.999|696.58|5830.747|5347.642|713.355|507.505|82.473|2.6886|5.2401|10.4414|0.0581|4.7253|17.073|2.0064|1.7861|0.8735|4.0188|12.0112|3.618|15.3844|1.36|0.94|77.163||31.574|29.023|20.889|57.867|90.48|74.2406|820.4058|88.11|2016-01-12/ev_revenues|1.166|2016-01-26/ev_revenues|1.0404|2016-02-09/ev_revenues|1.0102|2016-02-23/ev_revenues|1.0158|2016-01-04/ev_free_cash_flow|4.9021|2016-01-19/ev_free_cash_flow|4.0004|2016-02-02/ev_free_cash_flow|4.3666|2016-02-16/ev_free_cash_flow|4.4315|2016-01-12/ps_ratio|4.3408|2016-01-26/ps_ratio|4.2146|2016-02-09/ps_ratio|4.1844|2016-02-23/ps_ratio|4.1899|2016-01-12/pe_ratio|16.3498|2016-01-26/pe_ratio|15.8745|2016-02-09/pe_ratio|15.7605|2016-02-23/pe_ratio|15.7814|2016-01-12/price_to_book_value|1.8482|2016-01-26/price_to_book_value|1.7945|2016-02-09/price_to_book_value|1.7816|2016-02-23/price_to_book_value|1.784|2016-01-05/peg_ratio||2016-01-19/peg_ratio||2016-02-02/peg_ratio||2016-02-16/peg_ratio||2016-01-12/dividend_yield|4.3721|2016-01-26/dividend_yield|4.503|2016-02-09/dividend_yield|4.5356|2016-02-23/dividend_yield|4.5296|2016-01-15/percent_of_shares_outstanding|3.5965|2016-01-29/percent_of_shares_outstanding|3.6399|2016-02-12/percent_of_shares_outstanding|3.8916|2016-02-29/percent_of_shares_outstanding|4.0933|2016-01-29/price|88.11|2016-02-29/price|85.19|2016-01-29/total_return_price|72.2959|2016-02-29/total_return_price|70.6789|2016-01-12/enterprise_value|355.8288|2016-01-26/enterprise_value|317.5018|2016-02-09/enterprise_value|308.3033|2016-02-23/enterprise_value|309.9897 russ2000_0605|PRK|201603|1792.874|1690.086||59.025|81.283|6698.484|222.016|6391.426|5606.79|729.701|511.704|82.473|1.4091|8.6042|5.4533|0.0934|4.5851|17.27|1.9523||1.3763|4.1391|-2.3639|4.2251|15.4065|1.21|0.94|77.208||31.287|26.399|18.686|59.819|90|74.6696|430.0299|91.8|2016-04-05/ev_revenues|2.1119|2016-04-19/ev_revenues|2.3926|2016-05-03/ev_revenues|2.2981|2016-05-17/ev_revenues|2.1696|2016-05-31/ev_revenues|2.4494|2016-04-12/ev_free_cash_flow|8.0617|2016-04-26/ev_free_cash_flow|8.7175|2016-05-10/ev_free_cash_flow|8.4614|2016-05-24/ev_free_cash_flow|8.7484|2016-04-05/ps_ratio|4.3583|2016-04-19/ps_ratio|4.6403|2016-05-03/ps_ratio|4.5453|2016-05-17/ps_ratio|4.4163|2016-05-31/ps_ratio|4.6973|2016-04-05/pe_ratio|16.6336|2016-04-19/pe_ratio|17.7099|2016-05-03/pe_ratio|17.3473|2016-05-17/pe_ratio|16.855|2016-05-31/pe_ratio|17.9275|2016-04-05/price_to_book_value|1.8312|2016-04-19/price_to_book_value|1.9497|2016-05-03/price_to_book_value|1.9098|2016-05-17/price_to_book_value|1.8556|2016-05-31/price_to_book_value|1.9737|2016-04-12/peg_ratio||2016-04-26/peg_ratio||2016-05-10/peg_ratio||2016-05-24/peg_ratio||2016-04-05/dividend_yield|4.3139|2016-04-19/dividend_yield|4.0517|2016-05-03/dividend_yield|4.1364|2016-05-17/dividend_yield|4.2572|2016-05-31/dividend_yield|4.0026|2016-04-15/percent_of_shares_outstanding|4.282|2016-04-29/percent_of_shares_outstanding|4.224|2016-05-13/percent_of_shares_outstanding|4.2739|2016-05-31/percent_of_shares_outstanding|4.2351|2016-04-29/price|91.8|2016-05-31/price|93.94|2016-04-29/total_return_price|76.163|2016-05-31/total_return_price|78.7769|2016-04-05/enterprise_value|650.4255|2016-04-19/enterprise_value|736.8912|2016-05-03/enterprise_value|707.7627|2016-05-17/enterprise_value|668.2093|2016-05-31/enterprise_value|754.3684 russ2000_0605|PRK|201606|1724.922|1621.463||58.962|81.214|6691.723|213.067|6410.053|5623.879|739.887|517.215|82.473|2.1044|9.8288|8.3724|0.1053|4.3508|16.605|1.8281||1.3474|4.3213|4.7078|4.1277|15.3993|1.3|0.94|76.221||31.387|28.278|19.998|57.485|91.78|76.9655|648.1259|89.52|2016-07-12/ev_revenues|2.6712|2016-07-26/ev_revenues|2.4306|2016-08-09/ev_revenues|2.5156|2016-08-23/ev_revenues|2.6682|2016-07-05/ev_free_cash_flow|8.8083|2016-07-19/ev_free_cash_flow|10.0528|2016-08-02/ev_free_cash_flow|8.705|2016-08-16/ev_free_cash_flow|9.3356|2016-08-30/ev_free_cash_flow|10.3257|2016-07-12/ps_ratio|4.7163|2016-07-26/ps_ratio|4.4747|2016-08-09/ps_ratio|4.56|2016-08-23/ps_ratio|4.7133|2016-07-12/pe_ratio|18.2766|2016-07-26/pe_ratio|17.3404|2016-08-09/pe_ratio|17.6712|2016-08-23/pe_ratio|18.265|2016-07-12/price_to_book_value|1.9579|2016-07-26/price_to_book_value|1.8576|2016-08-09/price_to_book_value|1.893|2016-08-23/price_to_book_value|1.9566|2016-07-05/peg_ratio||2016-07-19/peg_ratio||2016-08-02/peg_ratio||2016-08-16/peg_ratio||2016-08-30/peg_ratio||2016-07-12/dividend_yield|3.9793|2016-07-26/dividend_yield|4.1941|2016-08-09/dividend_yield|4.1156|2016-08-23/dividend_yield|3.9818|2016-07-15/percent_of_shares_outstanding|4.131|2016-07-29/percent_of_shares_outstanding|4.0389|2016-08-15/percent_of_shares_outstanding|3.5662|2016-08-31/percent_of_shares_outstanding|3.8259|2016-07-29/price|89.52|2016-08-31/price|95.65|2016-07-29/total_return_price|75.0703|2016-08-31/total_return_price|81.0446|2016-07-12/enterprise_value|824.0493|2016-07-26/enterprise_value|749.8482|2016-08-09/enterprise_value|776.0639|2016-08-23/enterprise_value|823.1294 russ2000_0605|PRK|201609|1570.771|1464.847||58.361|81.079|6613.029|220.519|6307.382|5519.659|751.063|530.177|82.473|2.6786|11.639|10.1026|0.1375|4.7238|18.3056|1.961||1.3394|3.973|4.2107|3.7197|15.3997|1.78|0.94|79.068||32.246|39.678|27.449|58.533|96|81.3412|826.3489|96.93|2016-10-04/ev_revenues|3.2005|2016-10-18/ev_revenues|3.2218|2016-11-01/ev_revenues|3.2764|2016-11-15/ev_revenues|4.073|2016-11-29/ev_revenues|4.1002|2016-10-11/ev_free_cash_flow|11.6974|2016-10-25/ev_free_cash_flow|12.0565|2016-11-08/ev_free_cash_flow|12.0141|2016-11-22/ev_free_cash_flow|15.2128|2016-10-04/ps_ratio|4.7029|2016-10-18/ps_ratio|4.7243|2016-11-01/ps_ratio|4.776|2016-11-15/ps_ratio|5.5755|2016-11-29/ps_ratio|5.6029|2016-10-04/pe_ratio|16.7398|2016-10-18/pe_ratio|16.8159|2016-11-01/pe_ratio|17|2016-11-15/pe_ratio|19.846|2016-11-29/pe_ratio|19.9434|2016-10-04/price_to_book_value|1.9306|2016-10-18/price_to_book_value|1.9394|2016-11-01/price_to_book_value|1.9619|2016-11-15/price_to_book_value|2.2903|2016-11-29/price_to_book_value|2.3015|2016-10-11/peg_ratio|5.4429|2016-10-25/peg_ratio|5.5576|2016-11-08/peg_ratio|5.5405|2016-11-22/peg_ratio|6.5612|2016-10-04/dividend_yield|3.9755|2016-10-18/dividend_yield|3.9575|2016-11-01/dividend_yield|3.9146|2016-11-15/dividend_yield|3.3533|2016-11-29/dividend_yield|3.3369|2016-10-14/percent_of_shares_outstanding|3.6165|2016-10-31/percent_of_shares_outstanding|3.6932|2016-11-15/percent_of_shares_outstanding|3.6762|2016-11-30/percent_of_shares_outstanding|3.2728|2016-10-31/price|96.93|2016-11-30/price|111.6|2016-10-31/total_return_price|82.1292|2016-11-30/total_return_price|95.3585|2016-10-04/enterprise_value|991.0771|2016-10-18/enterprise_value|997.6693|2016-11-01/enterprise_value|1014.5642|2016-11-15/enterprise_value|1261.2427|2016-11-29/enterprise_value|1269.6801 russ2000_0605|PRK|201612|1512.281|1404.585||57.971|81.6|6725.346|696.946|5961.237|5521.956|742.24|535.631|81.472|4.5233|12.2524|15.9565|0.1413|6.0275|21.4549|2.476|6.7985|0.8411|3.1018|7.8884|3.0237|15.4152|1.3|0.94|89.628||37.229|28.54|20.002|62.249|119.66|102.2455|1400.6897|110.79|2017-01-10/ev_revenues|3.1877|2017-01-24/ev_revenues|2.9462|2017-02-07/ev_revenues|2.6852|2017-02-21/ev_revenues|2.7071|2017-01-03/ev_free_cash_flow|12.9628|2017-01-17/ev_free_cash_flow|11.6065|2017-01-31/ev_free_cash_flow|11.431|2017-02-14/ev_free_cash_flow|10.565|2017-02-28/ev_free_cash_flow|10.7271|2017-01-10/ps_ratio|5.6336|2017-01-24/ps_ratio|5.3912|2017-02-07/ps_ratio|5.1291|2017-02-21/ps_ratio|5.1678|2017-01-10/pe_ratio|21.0733|2017-01-24/pe_ratio|20.1664|2017-02-07/pe_ratio|19.186|2017-02-21/pe_ratio|19.3309|2017-01-10/price_to_book_value|2.4347|2017-01-24/price_to_book_value|2.3299|2017-02-07/price_to_book_value|2.2167|2017-02-21/price_to_book_value|2.2261|2017-01-03/peg_ratio|3.388|2017-01-17/peg_ratio|3.1853|2017-01-31/peg_ratio|3.1591|2017-02-14/peg_ratio|3.0296|2017-02-28/peg_ratio|3.0638|2017-01-10/dividend_yield|3.1919|2017-01-24/dividend_yield|3.3354|2017-02-07/dividend_yield|3.5058|2017-02-21/dividend_yield|3.4795|2017-01-13/percent_of_shares_outstanding|2.9473|2017-01-31/percent_of_shares_outstanding|2.891|2017-02-15/percent_of_shares_outstanding|3.0125|2017-02-28/percent_of_shares_outstanding|3.0783|2017-01-31/price|110.79|2017-02-28/price|107.45|2017-01-31/total_return_price|94.6664|2017-02-28/total_return_price|92.632|2017-01-10/enterprise_value|1026.8305|2017-01-24/enterprise_value|949.0531|2017-02-07/enterprise_value|864.9861|2017-02-21/enterprise_value|872.009 russ2000_0605|PRK|201703|1724.333|1611.169||57.22|81.655|7000.568|222.052|6711.4|5920.56|744.122|541.241|86.252|2.5238|11.5006|10.2384|0.1303|4.9832|18.6404|2.1466|2.9906|1.3582|3.6084|-0.9059|3.1622|15.4328|1.31|0.94|77.907||35.109|28.121|20.267|58.952|105.2|90.6923|812.9869|105.43|2017-04-04/ev_revenues|3.0761|2017-04-18/ev_revenues|2.9145|2017-05-02/ev_revenues|3.1969|2017-05-16/ev_revenues|3.1301|2017-05-30/ev_revenues|2.9088|2017-04-11/ev_free_cash_flow|10.7766|2017-04-25/ev_free_cash_flow|11.6286|2017-05-09/ev_free_cash_flow|11.371|2017-05-23/ev_free_cash_flow|10.8743|2017-04-04/ps_ratio|4.9731|2017-04-18/ps_ratio|4.8103|2017-05-02/ps_ratio|5.0948|2017-05-16/ps_ratio|5.0275|2017-05-30/ps_ratio|4.8046|2017-04-04/pe_ratio|18.3076|2017-04-18/pe_ratio|17.7083|2017-05-02/pe_ratio|18.7557|2017-05-16/pe_ratio|18.5079|2017-05-30/pe_ratio|17.6872|2017-04-04/price_to_book_value|2.1414|2017-04-18/price_to_book_value|2.0713|2017-05-02/price_to_book_value|2.1939|2017-05-16/price_to_book_value|2.1649|2017-05-30/price_to_book_value|2.0689|2017-04-11/peg_ratio|2.1132|2017-04-25/peg_ratio|2.2167|2017-05-09/peg_ratio|2.1854|2017-05-23/peg_ratio|2.1251|2017-04-04/dividend_yield|3.6095|2017-04-18/dividend_yield|3.7316|2017-05-02/dividend_yield|3.5232|2017-05-16/dividend_yield|3.5704|2017-05-30/dividend_yield|3.7361|2017-04-13/percent_of_shares_outstanding|2.8616|2017-04-28/percent_of_shares_outstanding|2.9729|2017-05-15/percent_of_shares_outstanding|2.8014|2017-05-31/percent_of_shares_outstanding|2.813|2017-04-28/price|105.43|2017-05-31/price|101.07|2017-04-28/total_return_price|90.8906|2017-05-31/total_return_price|87.9166|2017-04-04/enterprise_value|993.0329|2017-04-18/enterprise_value|940.8698|2017-05-02/enterprise_value|1032.0405|2017-05-16/enterprise_value|1010.4716|2017-05-30/enterprise_value|939.0341 russ2000_0605|PRK|201706|1721.16|1607.194||56.108|81.81|7079.844|186.182|6823.964|5961.576|752.248|545.794|86.252|3.0301|11.8224|11.1504|0.1309|4.9268|18.1371|2.1215|2.1586|1.3907|3.6434|3.4389|2.5883|15.3989|1.24|0.94|80.477||34.639|26.342|19.032|59.778|103.72|90.2217|978.1947|98.77|2017-07-11/ev_revenues|3.1394|2017-07-25/ev_revenues|2.9705|2017-08-08/ev_revenues|2.8915|2017-08-22/ev_revenues|2.7792|2017-07-05/ev_free_cash_flow|12.3258|2017-07-19/ev_free_cash_flow|11.9556|2017-08-02/ev_free_cash_flow|11.1791|2017-08-16/ev_free_cash_flow|10.9191|2017-08-30/ev_free_cash_flow|10.7294|2017-07-11/ps_ratio|4.8909|2017-07-25/ps_ratio|4.7208|2017-08-08/ps_ratio|4.6412|2017-08-22/ps_ratio|4.5281|2017-07-11/pe_ratio|18.4369|2017-07-25/pe_ratio|17.7957|2017-08-08/pe_ratio|17.4956|2017-08-22/pe_ratio|17.0693|2017-07-11/price_to_book_value|2.1108|2017-07-25/price_to_book_value|2.0374|2017-08-08/price_to_book_value|2.003|2017-08-22/price_to_book_value|1.9542|2017-07-05/peg_ratio|2.0947|2017-07-19/peg_ratio|2.0538|2017-08-02/peg_ratio|1.9679|2017-08-16/peg_ratio|1.9392|2017-08-30/peg_ratio|1.9182|2017-07-11/dividend_yield|3.6224|2017-07-25/dividend_yield|3.7529|2017-08-08/dividend_yield|3.8173|2017-08-22/dividend_yield|3.9126|2017-07-14/percent_of_shares_outstanding|2.2405|2017-07-31/percent_of_shares_outstanding|2.0818|2017-08-15/percent_of_shares_outstanding|2.3922|2017-08-31/percent_of_shares_outstanding|2.5958|2017-07-31/price|98.77|2017-08-31/price|96.59|2017-07-31/total_return_price|85.9159|2017-08-31/total_return_price|84.8277|2017-07-11/enterprise_value|1026.821|2017-07-25/enterprise_value|971.5984|2017-08-08/enterprise_value|945.7464|2017-08-22/enterprise_value|909.0333 russ2000_0605|PRK|201709|1733.877|1616.914||56.179|81.813|7103.328|195.478|6838.314|5974.322|759.367|553.434|88.205|3.0304|13.3854|12.9651|0.1386|4.7811|18.0231|2.0634|2.1654|1.3918|3.7055|3.2018|2.477|15.3516|1.44|0.94|85.088||34.895|30.546|22.112|61.551|107.99|94.8394|991.1787|109.79|2017-10-03/ev_revenues|3.3587|2017-10-17/ev_revenues|3.3013|2017-10-31/ev_revenues|3.3577|2017-11-14/ev_revenues|3.1985|2017-11-28/ev_revenues|3.4541|2017-10-11/ev_free_cash_flow|12.4316|2017-10-25/ev_free_cash_flow|12.6306|2017-11-08/ev_free_cash_flow|11.7301|2017-11-22/ev_free_cash_flow|12.1097|2017-10-03/ps_ratio|5.0803|2017-10-17/ps_ratio|5.0226|2017-10-31/ps_ratio|5.0757|2017-11-14/ps_ratio|4.9153|2017-11-28/ps_ratio|5.1728|2017-10-03/pe_ratio|20.7732|2017-10-17/pe_ratio|20.5369|2017-10-31/pe_ratio|20.7543|2017-11-14/pe_ratio|20.0983|2017-11-28/pe_ratio|21.1512|2017-10-03/price_to_book_value|2.2108|2017-10-17/price_to_book_value|2.1856|2017-10-31/price_to_book_value|2.2104|2017-11-14/price_to_book_value|2.1405|2017-11-28/price_to_book_value|2.2527|2017-10-11/peg_ratio||2017-10-25/peg_ratio||2017-11-08/peg_ratio||2017-11-22/peg_ratio||2017-10-03/dividend_yield|3.4216|2017-10-17/dividend_yield|3.461|2017-10-31/dividend_yield|3.4247|2017-11-14/dividend_yield|3.5365|2017-11-28/dividend_yield|3.3604|2017-10-13/percent_of_shares_outstanding|2.3949|2017-10-31/percent_of_shares_outstanding|2.3022|2017-11-15/percent_of_shares_outstanding|2.2999|2017-11-30/percent_of_shares_outstanding|2.3152|2017-10-31/price|109.79|2017-11-30/price|112.36|2017-10-31/total_return_price|96.4202|2017-11-30/total_return_price|99.5623|2017-10-03/enterprise_value|1118.7745|2017-10-17/enterprise_value|1099.6781|2017-10-31/enterprise_value|1118.4655|2017-11-14/enterprise_value|1065.4154|2017-11-28/enterprise_value|1150.5707 russ2000_0605|PRK|201712|1380.869|1260.993||55.901|82.022|6781.519|393.567|6332.326|5817.326|756.101|561.908|87.079|3.1696|12.4876|11.8152|0.1396|4.8862|19.9792|2.1278||0.9562|3.5576|7.6384|2.1161|15.3788|1.48|0.94|86.716||35.275|33.46|22.831|63.478|104|92.1545|1055.7839|105.02|2018-01-09/ev_revenues|3.1767|2018-01-23/ev_revenues|3.2555|2018-02-06/ev_revenues|3.0462|2018-02-20/ev_revenues|3.1258|2018-01-03/ev_free_cash_flow|13.0338|2018-01-17/ev_free_cash_flow|14.0278|2018-01-31/ev_free_cash_flow|13.4003|2018-02-14/ev_free_cash_flow|13.2295|2018-02-28/ev_free_cash_flow|12.6327|2018-01-09/ps_ratio|4.8383|2018-01-23/ps_ratio|4.9175|2018-02-06/ps_ratio|4.7068|2018-02-20/ps_ratio|4.787|2018-01-09/pe_ratio|18.9762|2018-01-23/pe_ratio|19.287|2018-02-06/pe_ratio|18.4607|2018-02-20/pe_ratio|18.7751|2018-01-09/price_to_book_value|2.0988|2018-01-23/price_to_book_value|2.1332|2018-02-06/price_to_book_value|2.0418|2018-02-20/price_to_book_value|2.0766|2018-01-03/peg_ratio||2018-01-17/peg_ratio||2018-01-31/peg_ratio||2018-02-14/peg_ratio||2018-02-28/peg_ratio||2018-01-09/dividend_yield|3.6224|2018-01-23/dividend_yield|3.564|2018-02-06/dividend_yield|3.7235|2018-02-20/dividend_yield|3.6611|2018-01-12/percent_of_shares_outstanding|2.0089|2018-01-31/percent_of_shares_outstanding|2.2137|2018-02-15/percent_of_shares_outstanding|2.385|2018-02-28/percent_of_shares_outstanding|2.411|2018-01-31/price|105.02|2018-02-28/price|101.02|2018-01-31/total_return_price|93.0583|2018-02-28/total_return_price|90.3293|2018-01-09/enterprise_value|1048.9222|2018-01-23/enterprise_value|1074.9121|2018-02-06/enterprise_value|1005.8094|2018-02-20/enterprise_value|1032.1051 russ2000_0605|PRK|201803|1445.495|1323.491||56.239|82.303|6766.196|186.114|6524.294|6084.294|752.774|583.941|85.775|3.387|9.3403|13.2506|0.1181|5.0499|19.8062|2.1906||0.8291|3.4706|3.7492|2.4541|15.4313|2.02|0.94|91.753||38.018|37.185|31.123|64.85|103.76|92.7793|1118.3306|107.88|2018-04-03/ev_revenues|2.5495|2018-04-17/ev_revenues|2.6388|2018-05-01/ev_revenues|2.8607|2018-05-15/ev_revenues|2.9941|2018-05-29/ev_revenues|3.011|2018-04-11/ev_free_cash_flow|11.4461|2018-04-25/ev_free_cash_flow|12.5684|2018-05-09/ev_free_cash_flow|13.6111|2018-05-23/ev_free_cash_flow|13.5795|2018-04-03/ps_ratio|4.613|2018-04-17/ps_ratio|4.7029|2018-05-01/ps_ratio|4.9221|2018-05-15/ps_ratio|5.0563|2018-05-29/ps_ratio|5.0733|2018-04-03/pe_ratio|16.6861|2018-04-17/pe_ratio|17.0113|2018-05-01/pe_ratio|17.8042|2018-05-15/pe_ratio|18.2896|2018-05-29/pe_ratio|18.3511|2018-04-03/price_to_book_value|2.0943|2018-04-17/price_to_book_value|2.1351|2018-05-01/price_to_book_value|2.2365|2018-05-15/price_to_book_value|2.2975|2018-05-29/price_to_book_value|2.3052|2018-04-11/peg_ratio|1.95|2018-04-25/peg_ratio|2.0569|2018-05-09/peg_ratio|2.1545|2018-05-23/peg_ratio|2.1515|2018-04-03/dividend_yield|3.6462|2018-04-17/dividend_yield|3.5765|2018-05-01/dividend_yield|3.4172|2018-05-15/dividend_yield|3.3266|2018-05-29/dividend_yield|3.333|2018-04-13/percent_of_shares_outstanding|2.3747|2018-04-30/percent_of_shares_outstanding|2.2659|2018-05-15/percent_of_shares_outstanding|2.1888|2018-05-31/percent_of_shares_outstanding|2.3578|2018-04-30/price|107.88|2018-05-31/price|114.82|2018-04-30/total_return_price|96.4633|2018-05-31/total_return_price|103.7682|2018-04-03/enterprise_value|877.1182|2018-04-17/enterprise_value|907.8475|2018-05-01/enterprise_value|984.179|2018-05-15/enterprise_value|1030.0823|2018-05-29/enterprise_value|1035.8968 russ2000_0605|PRK|201806|1360.358|1237.837||55.555|82.411|6707.068|218.464|6430.844|6015.844|755.088|593.512|91.559|3.1053|10.4747|14.2171|0.1464|5.1682|18.6942|2.3483|2.2122|0.8358|3.2719|8.5396|2.6362|15.4176|1.83|0.96|87.984||37.205|34.064|28.241|64.742|111.42|100.6954|1068.3351|109.52|2018-07-10/ev_revenues|3.2771|2018-07-24/ev_revenues|3.3117|2018-08-07/ev_revenues|3.2255|2018-08-21/ev_revenues|3.2491|2018-07-05/ev_free_cash_flow|11.6512|2018-07-19/ev_free_cash_flow|11.6913|2018-08-02/ev_free_cash_flow|11.6264|2018-08-16/ev_free_cash_flow|11.4687|2018-08-30/ev_free_cash_flow|11.3333|2018-07-10/ps_ratio|4.8794|2018-07-24/ps_ratio|4.9131|2018-08-07/ps_ratio|4.8592|2018-08-21/ps_ratio|4.8824|2018-07-10/pe_ratio|16.4579|2018-07-24/pe_ratio|16.5716|2018-08-07/pe_ratio|16.39|2018-08-21/pe_ratio|16.4682|2018-07-10/price_to_book_value|2.3292|2018-07-24/price_to_book_value|2.3453|2018-08-07/price_to_book_value|2.3051|2018-08-21/price_to_book_value|2.3162|2018-07-05/peg_ratio|0.8105|2018-07-19/peg_ratio|0.8123|2018-08-02/peg_ratio|0.8144|2018-08-16/peg_ratio|0.8072|2018-08-30/peg_ratio|0.801|2018-07-10/dividend_yield|3.3926|2018-07-24/dividend_yield|3.3693|2018-08-07/dividend_yield|3.4066|2018-08-21/dividend_yield|3.4084|2018-07-13/percent_of_shares_outstanding|3.0248|2018-07-31/percent_of_shares_outstanding|2.0345|2018-08-15/percent_of_shares_outstanding|1.9472|2018-08-31/percent_of_shares_outstanding|1.7721|2018-07-31/price|109.52|2018-08-31/price|110.15|2018-07-31/total_return_price|98.9783|2018-08-31/total_return_price|100.422|2018-07-10/enterprise_value|1152.0444|2018-07-24/enterprise_value|1164.1987|2018-08-07/enterprise_value|1133.8871|2018-08-21/enterprise_value|1142.201 russ2000_0605|PRK|201809|1300.548|1176.869||57.515|130.095|6947.4|183.082|6694.326|6279.326|809.091|603.091|91.559|3.0554|10.0397|10.5061|0.1384|4.6924|15.8272|2.226|0.7631|0.7352|3.5464|9.6376|1.9748|15.8327|1.56|0.96|91.74||41.421|29.484|24.762|67.676|105.56|96.2374|1074.1105|91.4|2018-10-02/ev_revenues|2.923|2018-10-16/ev_revenues|2.7285|2018-10-30/ev_revenues|2.4518|2018-11-13/ev_revenues|2.4745|2018-11-27/ev_revenues|2.3878|2018-10-11/ev_free_cash_flow|9.3678|2018-10-25/ev_free_cash_flow|7.9305|2018-11-08/ev_free_cash_flow|8.4223|2018-11-23/ev_free_cash_flow|7.9419|2018-10-02/ps_ratio|4.4983|2018-10-16/ps_ratio|4.3059|2018-10-30/ps_ratio|4.0322|2018-11-13/ps_ratio|4.0517|2018-11-27/ps_ratio|3.9659|2018-10-02/pe_ratio|15.0726|2018-10-16/pe_ratio|14.4282|2018-10-30/pe_ratio|13.5109|2018-11-13/pe_ratio|13.5762|2018-11-27/pe_ratio|13.2888|2018-10-02/price_to_book_value|2.0134|2018-10-16/price_to_book_value|1.9273|2018-10-30/price_to_book_value|1.8048|2018-11-13/price_to_book_value|1.8149|2018-11-27/price_to_book_value|1.7765|2018-10-11/peg_ratio|0.4871|2018-10-25/peg_ratio|0.4396|2018-11-08/peg_ratio|0.4555|2018-11-23/peg_ratio|0.4397|2018-10-02/dividend_yield|3.6591|2018-10-16/dividend_yield|3.8226|2018-10-30/dividend_yield|4.0821|2018-11-13/dividend_yield|4.0624|2018-11-27/dividend_yield|4.1721|2018-10-15/percent_of_shares_outstanding|2.062|2018-10-31/percent_of_shares_outstanding|2.0327|2018-11-15/percent_of_shares_outstanding|2.0225|2018-11-30/percent_of_shares_outstanding|2.1639|2018-10-31/price|91.4|2018-11-30/price|95.63|2018-10-31/total_return_price|83.3279|2018-11-30/total_return_price|88.1077|2018-10-02/enterprise_value|1046.992|2018-10-16/enterprise_value|977.344|2018-10-30/enterprise_value|878.2053|2018-11-13/enterprise_value|886.3586|2018-11-27/enterprise_value|855.2762 russ2000_0605|PRK|201812|1287.688|1170.635||59.771|129.888|6971.802|224.591|6675.86|6260.86|832.506|614.069|90.373|2.0227|5.7518|6.4424|0.0814|3.6051|12.0798|1.6149|0.3903|0.567|4.5897|13.9966|2.6246|15.764|1.67|0.96|96.522||41.291|30.566|26.261|69.63|84.95|78.2678|724.5102|94.02|2019-01-09/ev_revenues|1.9642|2019-01-23/ev_revenues|2.0201|2019-02-06/ev_revenues|2.2573|2019-02-20/ev_revenues|2.4382|2019-01-04/ev_free_cash_flow|5.7663|2019-01-18/ev_free_cash_flow|6.4829|2019-02-01/ev_free_cash_flow|6.6866|2019-02-15/ev_free_cash_flow|7.3954|2019-01-09/ps_ratio|3.8414|2019-01-23/ps_ratio|3.8969|2019-02-06/ps_ratio|4.1328|2019-02-20/ps_ratio|4.3127|2019-01-09/pe_ratio|12.7895|2019-01-23/pe_ratio|12.9746|2019-02-06/pe_ratio|13.7599|2019-02-20/pe_ratio|14.3588|2019-01-09/price_to_book_value|1.7075|2019-01-23/price_to_book_value|1.7322|2019-02-06/price_to_book_value|1.837|2019-02-20/price_to_book_value|1.917|2019-01-04/peg_ratio|0.4256|2019-01-18/peg_ratio|0.4519|2019-02-01/peg_ratio|0.4594|2019-02-15/peg_ratio|0.4854|2019-01-09/dividend_yield|4.2187|2019-01-23/dividend_yield|4.1585|2019-02-06/dividend_yield|3.9212|2019-02-20/dividend_yield|3.8265|2019-01-15/percent_of_shares_outstanding|2.6478|2019-01-31/percent_of_shares_outstanding|2.5237|2019-02-15/percent_of_shares_outstanding|2.7274|2019-02-28/percent_of_shares_outstanding|2.6877|2019-01-31/price|94.02|2019-02-28/price|100.15|2019-01-31/total_return_price|86.6243|2019-02-28/total_return_price|93.3987|2019-01-09/enterprise_value|722.837|2019-01-23/enterprise_value|743.4017|2019-02-06/enterprise_value|830.6836|2019-02-20/enterprise_value|897.244 russ2000_0605|PRK|201903|1288.443|1165.469||60.506|129.503|7007.202|215.454|6715.212|6325.212|845.044|619.971|96.949|2.1355|8.7672|6.4903|0.1169|4.0339|13.4308|1.7832|0.4547|0.7131|4.0909|7.1715|2.9953|15.7448|1.62|1.01|89.801||40.083|30.476|25.455|67.776|94.75|88.3628|785.8625|97.68|2019-04-03/ev_revenues|2.6839|2019-04-17/ev_revenues|2.8457|2019-05-01/ev_revenues|2.8558|2019-05-15/ev_revenues|2.8986|2019-05-29/ev_revenues|2.8767|2019-04-12/ev_free_cash_flow|8.2238|2019-04-26/ev_free_cash_flow|8.6475|2019-05-10/ev_free_cash_flow|8.9106|2019-05-24/ev_free_cash_flow|8.6604|2019-04-03/ps_ratio|3.9832|2019-04-17/ps_ratio|4.1358|2019-05-01/ps_ratio|4.141|2019-05-15/ps_ratio|4.1813|2019-05-29/ps_ratio|4.1607|2019-04-03/pe_ratio|13.9117|2019-04-17/pe_ratio|14.4446|2019-05-01/pe_ratio|14.4626|2019-05-15/pe_ratio|14.6033|2019-05-29/pe_ratio|14.5314|2019-04-03/price_to_book_value|1.8287|2019-04-17/price_to_book_value|1.8988|2019-05-01/price_to_book_value|1.9032|2019-05-15/price_to_book_value|1.9217|2019-05-29/price_to_book_value|1.9122|2019-04-12/peg_ratio|1.7467|2019-04-26/peg_ratio|1.8044|2019-05-10/peg_ratio|1.8383|2019-05-24/peg_ratio|1.8042|2019-04-03/dividend_yield|4.1859|2019-04-17/dividend_yield|4.0315|2019-05-01/dividend_yield|4.0265|2019-05-15/dividend_yield|3.9877|2019-05-29/dividend_yield|4.0589|2019-04-15/percent_of_shares_outstanding|2.1378|2019-04-30/percent_of_shares_outstanding|2.0609|2019-05-15/percent_of_shares_outstanding|2.2069|2019-05-31/percent_of_shares_outstanding|2.5741|2019-04-30/price|97.68|2019-05-31/price|94.49|2019-04-30/total_return_price|91.0952|2019-05-31/total_return_price|89.0422|2019-04-03/enterprise_value|982.4423|2019-04-17/enterprise_value|1041.6419|2019-05-01/enterprise_value|1045.3667|2019-05-15/enterprise_value|1061.0148|2019-05-29/enterprise_value|1053.0243 russ2000_0605|PRK|201906|1363.65|1238.33||86.913|184.392|7723.021|184.196|7462.696|7032.12|934.432|625.227|121.399|2.8331|10.0262|8.519|0.1142|4.1195|14.3877|1.8933|1.785|0.6374|4.0995|6.5343|2.7846|16.6426|1.33|1.01|98.659||48.223|26.548|22.163|75.851|99.39|93.6597|1037.0432|94.59|2019-07-10/ev_revenues|2.5481|2019-07-24/ev_revenues|2.3341|2019-08-07/ev_revenues|2.2203|2019-08-21/ev_revenues|2.2739|2019-07-05/ev_free_cash_flow|9.8195|2019-07-19/ev_free_cash_flow|9.3828|2019-08-02/ev_free_cash_flow|8.4684|2019-08-16/ev_free_cash_flow|8.5331|2019-08-30/ev_free_cash_flow|8.2355|2019-07-10/ps_ratio|4.145|2019-07-24/ps_ratio|3.9366|2019-08-07/ps_ratio|3.8266|2019-08-21/ps_ratio|3.8788|2019-07-10/pe_ratio|15.7961|2019-07-24/pe_ratio|15.0016|2019-08-07/pe_ratio|14.5825|2019-08-21/pe_ratio|14.7816|2019-07-10/price_to_book_value|1.7151|2019-07-24/price_to_book_value|1.6289|2019-08-07/price_to_book_value|1.583|2019-08-21/price_to_book_value|1.6046|2019-07-05/peg_ratio||2019-07-19/peg_ratio||2019-08-02/peg_ratio||2019-08-16/peg_ratio||2019-08-30/peg_ratio||2019-07-10/dividend_yield|4.0361|2019-07-24/dividend_yield|4.2498|2019-08-07/dividend_yield|4.3719|2019-08-21/dividend_yield|4.3678|2019-07-15/percent_of_shares_outstanding|2.7265|2019-07-31/percent_of_shares_outstanding|2.8377|2019-08-15/percent_of_shares_outstanding|3.0008|2019-08-30/percent_of_shares_outstanding|2.449|2019-07-31/price|94.59|2019-08-30/price|90.08|2019-07-31/total_return_price|89.1364|2019-08-30/total_return_price|85.85|2019-07-10/enterprise_value|959.9341|2019-07-24/enterprise_value|879.3237|2019-08-07/enterprise_value|836.4416|2019-08-21/enterprise_value|856.6304 russ2000_0605|PRK|201909|1757.672|1633.012||87.191|183.449|7767.47|189.092|7495.95|7168.259|956.14|639.594|128.982|2.5824|3.9406|9.0458|0.0474|4.1794|15.9272|1.729||0.5212|4.0536|8.7522|2.0981|16.4757|1.89|1.01|105.237||47.304|37.532|31.146|77.101|94.81|90.3579|972.8386|101.25|2019-10-02/ev_revenues|0.9798|2019-10-16/ev_revenues|1.1275|2019-10-30/ev_revenues|1.3532|2019-11-13/ev_revenues|1.3592|2019-11-27/ev_revenues|1.3282|2019-10-11/ev_free_cash_flow|4.5936|2019-10-25/ev_free_cash_flow|5.0567|2019-11-08/ev_free_cash_flow|5.9079|2019-11-22/ev_free_cash_flow|5.3528|2019-10-02/ps_ratio|3.8456|2019-10-16/ps_ratio|3.9918|2019-10-30/ps_ratio|4.215|2019-11-13/ps_ratio|4.2174|2019-11-27/ps_ratio|4.1868|2019-10-02/pe_ratio|14.2673|2019-10-16/pe_ratio|14.8095|2019-10-30/pe_ratio|15.6375|2019-11-13/pe_ratio|15.6467|2019-11-27/pe_ratio|15.533|2019-10-02/price_to_book_value|1.5866|2019-10-16/price_to_book_value|1.6469|2019-10-30/price_to_book_value|1.739|2019-11-13/price_to_book_value|1.7414|2019-11-27/price_to_book_value|1.7288|2019-10-11/peg_ratio||2019-10-25/peg_ratio||2019-11-08/peg_ratio||2019-11-22/peg_ratio||2019-10-02/dividend_yield|4.2959|2019-10-16/dividend_yield|4.1386|2019-10-30/dividend_yield|3.9194|2019-11-13/dividend_yield|3.9171|2019-11-27/dividend_yield|3.9953|2019-10-15/percent_of_shares_outstanding|1.9195|2019-10-31/percent_of_shares_outstanding|1.7097|2019-11-15/percent_of_shares_outstanding|1.6981|2019-11-29/percent_of_shares_outstanding|1.8745|2019-10-31/price|101.25|2019-11-29/price|100.33|2019-10-31/total_return_price|96.4955|2019-11-29/total_return_price|96.5763|2019-10-02/enterprise_value|382.335|2019-10-16/enterprise_value|439.9905|2019-10-30/enterprise_value|528.0254|2019-11-13/enterprise_value|530.3703|2019-11-27/enterprise_value|518.274 russ2000_0605|PRK|201912|1495.864|1369.657||87.036|181.188|7589.363|233.584|7274.594|7052.612|969.014|646.847|127.633|1.4115|5.515|6.1317|0.0662|4.2692|15.8387|1.7628||0.2709|3.9181|10.535|1.4704|16.4547|1.4643|1.01|101.233||45.694|30.215|23.936|77.009|102.38|98.5496|550.8033|94.97|2020-01-09/ev_revenues|1.4014|2020-01-23/ev_revenues|1.341|2020-02-06/ev_revenues|1.3439|2020-02-20/ev_revenues|1.3212|2020-01-03/ev_free_cash_flow|5.7559|2020-01-17/ev_free_cash_flow|5.812|2020-01-31/ev_free_cash_flow|4.6319|2020-02-14/ev_free_cash_flow|5.4396|2020-02-28/ev_free_cash_flow|3.262|2020-01-09/ps_ratio|4.2005|2020-01-23/ps_ratio|4.1401|2020-02-06/ps_ratio|4.143|2020-02-20/ps_ratio|4.1203|2020-01-09/pe_ratio|16.1144|2020-01-23/pe_ratio|15.8828|2020-02-06/pe_ratio|15.8939|2020-02-20/pe_ratio|15.8067|2020-01-09/price_to_book_value|1.7137|2020-01-23/price_to_book_value|1.6891|2020-02-06/price_to_book_value|1.6903|2020-02-20/price_to_book_value|1.681|2020-01-03/peg_ratio||2020-01-17/peg_ratio||2020-01-31/peg_ratio||2020-02-14/peg_ratio||2020-02-28/peg_ratio||2020-01-09/dividend_yield|3.9768|2020-01-23/dividend_yield|4.0348|2020-02-06/dividend_yield|4.0319|2020-02-20/dividend_yield|4.0642|2020-01-15/percent_of_shares_outstanding|1.6336|2020-01-31/percent_of_shares_outstanding|1.5558|2020-02-14/percent_of_shares_outstanding|1.6961|2020-02-28/percent_of_shares_outstanding|1.6845|2020-01-31/price|94.97|2020-02-28/price|87.32|2020-01-31/total_return_price|91.4168|2020-02-28/total_return_price|85.0859|2020-01-09/enterprise_value|553.4738|2020-01-23/enterprise_value|529.608|2020-02-06/enterprise_value|530.7523|2020-02-20/enterprise_value|521.7618 russ2000_0605|PRK|202003|1635.767|1505.319||98.067|179.28|7737.414|196.203|7466.615|7290.133|981.877|649.636|132.64|0.9114|1.0865|0.647|0.0124|3.7283|14.303|1.514||0.3548|4.4915|10.5535|1.4223|16.4259|1.36|1.02|98.769||45.155|27.34|22.372|76.283|77.64|75.6536|359.945|79.98|2020-04-02/ev_revenues|0.172|2020-04-16/ev_revenues|-0.0443|2020-04-30/ev_revenues|0.3624|2020-05-14/ev_revenues|-0.0554|2020-05-28/ev_revenues|0.2056|2020-04-13/ev_free_cash_flow|0.9277|2020-04-27/ev_free_cash_flow|1.5389|2020-05-11/ev_free_cash_flow|0.5127|2020-05-26/ev_free_cash_flow|0.0416|2020-04-02/ps_ratio|3.0745|2020-04-16/ps_ratio|2.8555|2020-04-30/ps_ratio|3.2673|2020-05-14/ps_ratio|2.8441|2020-05-28/ps_ratio|3.1084|2020-04-02/pe_ratio|12.4514|2020-04-16/pe_ratio|11.5646|2020-04-30/pe_ratio|13.2323|2020-05-14/pe_ratio|11.5183|2020-05-28/pe_ratio|12.5887|2020-04-02/price_to_book_value|1.249|2020-04-16/price_to_book_value|1.1601|2020-04-30/price_to_book_value|1.3274|2020-05-14/price_to_book_value|1.1555|2020-05-28/price_to_book_value|1.2629|2020-04-13/peg_ratio||2020-04-27/peg_ratio||2020-05-11/peg_ratio||2020-05-26/peg_ratio||2020-04-02/dividend_yield|5.3813|2020-04-16/dividend_yield|5.794|2020-04-30/dividend_yield|5.0638|2020-05-14/dividend_yield|5.8173|2020-05-28/dividend_yield|5.3358|2020-04-15/percent_of_shares_outstanding|1.3991|2020-04-30/percent_of_shares_outstanding|1.7836|2020-05-15/percent_of_shares_outstanding|1.9323|2020-05-29/percent_of_shares_outstanding|3.2009|2020-04-30/price|79.98|2020-05-29/price|74.87|2020-04-30/total_return_price|77.9337|2020-05-29/total_return_price|73.993|2020-04-02/enterprise_value|69.4533|2020-04-16/enterprise_value|-17.8906|2020-04-30/enterprise_value|146.3681|2020-05-14/enterprise_value|-22.3906|2020-05-28/enterprise_value|83.0471 russ2000_0605|PRK|202006|1955.709|1821.715||101.266|179.41|8711.4|294.181|8334.637|8161.9|1001.594|662.311|132.544|-0.0788|-2.1538|-0.3064|-0.0237|2.8204|11.4223|1.1459||0.4437|5.8806|10.1265|1.9152|16.3754|1.8|1.02|112.15||45.843|35.127|29.505|81.186|70.38|69.5556|-31.8425|85.76|2020-07-09/ev_revenues|-0.7678|2020-07-23/ev_revenues|-0.5695|2020-08-06/ev_revenues|-0.0923|2020-08-20/ev_revenues|0.0506|2020-07-07/ev_free_cash_flow|259.765|2020-07-09/ev_free_cash_flow|290.8198|2020-07-23/ev_free_cash_flow|215.6967|2020-08-06/ev_free_cash_flow|34.9549|2020-08-20/ev_free_cash_flow|-19.1839|2020-07-09/ps_ratio|2.5532|2020-07-23/ps_ratio|2.7532|2020-08-06/ps_ratio|3.2335|2020-08-20/ps_ratio|3.3776|2020-07-09/pe_ratio|9.955|2020-07-23/pe_ratio|10.7349|2020-08-06/pe_ratio|12.6077|2020-08-20/pe_ratio|13.1695|2020-07-09/price_to_book_value|1.0551|2020-07-23/price_to_book_value|1.1378|2020-08-06/price_to_book_value|1.3367|2020-08-20/price_to_book_value|1.3962|2020-07-07/peg_ratio|1.9|2020-07-21/peg_ratio|2.0115|2020-08-04/peg_ratio|2.3444|2020-08-18/peg_ratio|2.4482|2020-07-09/dividend_yield|6.2606|2020-07-23/dividend_yield|5.8058|2020-08-06/dividend_yield|4.9434|2020-08-20/dividend_yield|4.7441|2020-07-15/percent_of_shares_outstanding|1.8625|2020-07-31/percent_of_shares_outstanding|1.7448|2020-08-14/percent_of_shares_outstanding|6.8283|2020-08-31/percent_of_shares_outstanding|6.4052|2020-07-31/price|85.76|2020-08-31/price|89.91|2020-07-31/total_return_price|84.7555|2020-08-31/total_return_price|89.91|2020-07-09/enterprise_value|-320.4835|2020-07-23/enterprise_value|-237.6977|2020-08-06/enterprise_value|-38.5203|2020-08-20/enterprise_value|21.1406 russ2000_0605|PRK|202009|||||||||||||0.1869||-70.808||3.515|13.7052|1.453|2.339||4.5587||5.7001||||||||||81.96|81.96|78.0304|94.7|2020-10-01/ev_revenues|-0.1056|2020-10-15/ev_revenues|0.1827|2020-10-22/ev_revenues|0.3744|2020-10-01/ev_free_cash_flow|39.9842|2020-10-15/ev_free_cash_flow|-69.1809|2020-10-22/ev_free_cash_flow|-141.8097|2020-10-01/ps_ratio|3.2201|2020-10-15/ps_ratio|3.5107|2020-10-23/ps_ratio|3.7284|2020-10-01/pe_ratio|12.5555|2020-10-15/pe_ratio|13.6884|2020-10-23/pe_ratio|14.5373|2020-10-01/price_to_book_value|1.3311|2020-10-15/price_to_book_value|1.4512|2020-10-23/price_to_book_value|1.5412|2020-10-13/peg_ratio|2.5254|2020-10-23/peg_ratio|2.6875|2020-10-01/dividend_yield|4.9762|2020-10-15/dividend_yield|4.5643|2020-10-23/dividend_yield|4.2978|2020-10-23/price|94.7|2020-10-23/total_return_price|94.7|2020-10-01/enterprise_value|-44.0626|2020-10-15/enterprise_value|76.2373|2020-10-22/enterprise_value|156.2743