2007 11 -3.44 -23.72 -13.58 
2007 12  5.83 -24.38  -9.27 
2008 01 -1.71 -33.15 -17.43 
2008 02  8.29 -33.66 -12.68 
2008 03 21.80 -37.83  -8.01 
2008 04  9.91 -38.34 -14.21 
2008 05   .46 -41.46 -20.50 
2008 06 10.24 -38.32 -14.04 
2008 07 20.06 -37.93 -29.00 
2008 08 25.85 -36.22 -31.03 
2008 09 20.79 -32.30 -26.54 
2008 10 12.76 -30.34 -21.55 
2008 11 -8.68 -27.13 -17.91 
2008 12 10.38 -18.90 -14.64 
2009 01 -8.43 -16.45 -12.44 
2009 02 -7.93 -23.81 -15.87 
2009 03 13.02 -27.99 -20.50 
2009 04 22.26 -30.16 -26.21 
2009 05 16.34 -31.30 -23.82 
2009 06 21.23 -33.06 -27.14 
2009 07 16.33 -36.09 -26.21 
2009 08 19.91 -34.70 -27.30 
2009 09 18.98 -36.93 -27.96 
2009 10 -7.36 -30.48 -18.92 
2009 11 12.58 -20.49 -16.53 
2009 12 11.47 -17.95 -14.71 
2010 01 -7.66 -15.96 -11.81 
2010 02 -6.67 -24.80 -15.73 
2010 03 12.71 -25.55 -19.12 
2010 04 18.98 -31.45 -25.21 
2010 05 24.62 -33.13 -28.87 
2010 06 22.91 -35.49 -29.20 
2010 07 26.33 -35.97 -31.15 
2010 08 18.32 -34.90 -26.61 
2010 09 18.43 -32.86 -25.64 
2010 10 18.76 -28.52 -23.64 
2010 11 12.22 -25.42 -18.82 
2010 12 -8.96 -15.18 -12.07 
