,2012-08-20 21:00,21,18500,18500,18500,18500,0 ,2012-08-21 01:30,21,18595,18600,18595,18600,0 ,2012-08-21 02:00,21,18600,18699,18571,18699,0 ,2012-08-21 02:30,21,18699,18900,18699,18850,0 ,2012-08-21 03:00,21,18850,18850,18825,18825,0 ,2012-08-21 04:00,21,18840,18840,18800,18800,0 ,2012-08-21 04:30,21,18800,18800,18800,18800,0 ,2012-08-21 05:00,21,18800,18800,18800,18800,0 ,2012-08-21 05:30,21,18725,18725,18700,18700,0 ,2012-08-21 06:00,21,18730,18750,18730,18750,0 ,2012-08-21 06:30,21,18700,18705,18669,18700,0 ,2012-08-21 07:00,21,18687,18799,18687,18740,0 ,2012-08-21 07:30,21,18758,18805,18758,18800,0 ,2012-08-21 08:00,21,18800,18800,18751,18782,0 ,2012-08-21 08:30,21,18799,18825,18760,18800,0 ,2012-08-21 09:00,21,18825,18865,18800,18850,0 ,2012-08-21 09:30,21,18840,18860,18805,18805,0 ,2012-08-21 10:00,21,18845,18900,18805,18850,0 ,2012-08-21 10:30,21,18825,18950,18825,18900,0 ,2012-08-21 11:30,21,18850,18850,18810,18810,0 ,2012-11-19 06:30,19,20525,20570,20525,20570,0