Date,Open,High,Low,Close,Volume,OpenInterest
20120802,3021,3033,3021,3025,0,0
20120803,3027,3029,3014,3017,75,1150
20120804,3014,3018,3013,3017,840,0
20120806,3012,3044,3011,3020,3499,2492
20120807,3024,3024,2966,3004,1781,0
20120808,2994,3019,2992,3013,1030,2770
20120809,3014,3018,3003,3016,2077,3475
20120810,3016,3026,3014,3025,259,3475
20120811,3022,3025,3022,3024,4608,4837
20120813,3027,3039,3027,3029,4608,4709
20120814,3030,3036,3022,3025,2297,5230
20120816,3028,3033,3026,3030,3744,5671
20120817,3033,3037,3031,3036,538,5947
20120818,3036,3037,3034,3036,6822,9909
20120821,3037,3049,3036,3047,8774,11091
20120822,3048,3059,3048,3050,21033,0
20120823,3056,3100,3056,3096,12519,18392
20120824,3092,3105,3089,3104,2254,0
20120825,3105,3115,3105,3113,0,0