Date,Open,High,Low,Close,Volume,OpenInterest 20120801,1398.8,1408,1388.1,1397.2,18,20 20120802,1407.6,1453.1,1407.6,1445.9,33,32 20120803,1448.5,1475,1440,1451,26,38 20120804,1456.5,1482,1456.5,1470.2,25,57 20120806,1480,1482,1458.9,1461.9,36,68 20120807,1455.4,1455.6,1428.1,1431.9,74,72 20120808,1434,1455,1429,1443.1,21,77 20120809,1454,1462,1445,1455.9,18,87 20120810,1456.9,1456.9,1432.4,1439.1,19,96 20120811,1433,1437,1381.5,1381.6,46,106 20120813,1381,1427.8,1381,1421.2,36,103 20120814,1405.2,1425,1398,1410.6,23,106 20120816,1407.6,1409.8,1394,1402.5,19,108 20120817,1398.7,1407.3,1395,1397.8,31,124 20120818,1385,1388.9,1361,1364.2,40,134 20120821,1375.4,1417.8,1375.4,1401,56,185 20120822,1407.4,1407.8,1386,1390.7,120,191 20120823,1389.9,1395,1377,1382.1,45,193 20120824,1390,1394.6,1386.5,1390.6,26,196 20120825,1401.6,1401.6,1375,1386.9,14,0