Date,Open,High,Low,Close,Volume,OpenInterest
20120806,30955,30955,30955,30955,1,3
20120807,30991,30991,30815,30881,9,3
20120808,30875,30875,30875,30875,1,3
20120809,30875,30875,30875,30875,0,2
20120810,31080,31080,31080,31080,2,3
20120811,31055,31080,31055,31068,2,6
20120813,31167,31167,31093,31143,5,32
20120814,31117,31150,31010,31074,34,40
20120816,31108,31131,31072,31112,10,41
20120817,31142,31142,31125,31134,3,41
20120818,31134,31134,31134,31134,0,0
20120821,31224,31331,31224,31272,6,49
20120822,31410,31467,31350,31374,47,55
20120823,31680,31860,31631,31834,24,68
20120824,31816,31915,31792,31829,24,68
20120825,31829,31829,31829,31829,0,0