April 30, 2014 118.58
March 31, 2014 111.83
Feb. 28, 2014 121.37
Jan. 31, 2014 128.12
Dec. 31, 2013 135.79
Nov. 30, 2013 136.32
Oct. 31, 2013 132.57
Sept. 30, 2013 134.19
Aug. 31, 2013 137.06
July 31, 2013 127.19
June 30, 2013 114.82
May 31, 2013 124.01
April 30, 2013 137.39
March 31, 2013 139.87
Feb. 28, 2013 154.64
Jan. 31, 2013 150.49
Dec. 31, 2012 128.51
Nov. 30, 2012 120.35
Oct. 31, 2012 113.95
Sept. 30, 2012 99.47
Aug. 31, 2012 107.50
July 31, 2012 127.94
June 30, 2012 134.66
