1/May/2012,0.1220,1516.33 2/May/2012,0.1917,2382.27 3/May/2012,0.2572,3196.27 4/May/2012,0.2572,3196.27 5/May/2012,0.2572,3196.27 6/May/2012,0.2998,3726.09 7/May/2012,0.0889,1104.92 8/May/2012,0.0926,1150.31 9/May/2012,0.1060,1317.72 10/May/2012,0.0852,1059.42 11/May/2012,0.0671,833.79 12/May/2012,0.0913,1135.02 13/May/2012,0.1188,1476.64 14/May/2012,0.0989,1229.61 15/May/2012,0.0998,1240.61 16/May/2012,0.0911,1132.07 17/May/2012,0.0960,1192.53 18/May/2012,0.0631,783.99