Date,Open,High,Low,Close,Volume,OpenInterest
20120816,1275,1285,1250,1267.1,12,10
20120817,1235,1235,1216.4,1221.9,10,21
20120818,1187,1187,1173,1175.6,18,27
20120821,1140.5,1198.9,1140.2,1149.6,40,28
20120822,1159.9,1159.9,1124,1131.2,34,31
20120823,1135,1163,1120,1147.7,29,37
20120824,1171.9,1171.9,1113.3,1119.4,38,49
20120825,1085.8,1112,1074.6,1078.4,31,0