1/May/2011,0.0026,32.42 2/May/2011,0.0024,30.26 3/May/2011,0.0024,29.34 4/May/2011,0.0023,28.75 5/May/2011,0.0036,44.55 6/May/2011,0.0034,42.00 7/May/2011,0.0032,39.37 8/May/2011,0.0029,36.24 9/May/2011,0.0025,31.57 10/May/2011,0.0025,30.55 11/May/2011,0.0026,32.92