1/May/2011,0.0031,38.42 2/May/2011,0.0017,21.16 3/May/2011,0.0018,22.32 4/May/2011,0.0025,30.59 5/May/2011,0.0022,26.99 6/May/2011,0.0029,36.63 7/May/2011,0.0027,34.17 8/May/2011,0.0021,26.11 9/May/2011,0.0014,17.06 10/May/2011,0.0010,12.35 11/May/2011,0.0016,19.93