Year Month System1 System2 Ours
2005 January -5.25 13 17.5
February 14.5 30.5 6.5
March 28 7.5 18.75
April 0.25 17 67.5
May 24.5 -10 6.75
June -5.5 -17.5 0.25
July -26.25 22.5 4.25
August 39.5 3 -15
September 11 2.5 22.75
October 32.25 7.25 25.5
November 45 9 -5.5
December 1.75 6 4.5
Totals 159.75 90.75 153.75