2009 04   . 2  -4.89  -2.43 
2009 05   .23  -3.38  -1.57 
2009 06 -1.83  -4.73  -3.28 
2009 07 -3.64 -10.56  -7.10 
2009 08 -2.90  -7.39  -5.14 
2009 09 -3.49 -10.73  -7.10 
2009 10 -2.10  -6.22  -4.16 
2009 11 -1.40  -4.08  -2.74 
2009 12   .52  -1.05   -.26 
2010 01   .30  -1.39   -.54 
2010 02   .31  -1.44   -.56 
2010 03 -1.43  -4.62  -3.02 
2010 04 -1.07  -4.17  -2.62 
2010 05 -2.66  -7.17  -4.91 
2010 06 -4.37 -14.37  -9.37 
2010 07 12.54 -21.08 -16.81 
2010 08 15.25 -20.37 -17.81 
2010 09 16.15 -20.44 -18.29 
2010 10 13.90 -18.77 -16.33 
2010 11 -9.58 -13.30 -11.44 
2010 12 12.59 -17.43 -15.01 
2011 01 10.63 -13.32 -11.97 
2011 02 -9.01 -12.96 -10.98 
2011 03 -3.63 -16.27  -9.95 
2011 04 -7.89 -18.68 -13.28 
2011 05 11.99 -15.02 -13.50 
2011 06 -9.76 -18.99 -14.37 
2011 07 19.20 -23.78 -21.49 
2011 08 18.61 -25.84 -22.22 
2011 09 16.45 -27.73 -22.09 
2012 05   .95  -2.60   -.82 
2012 06 -2.60  -8.04  -5.32 
2012 07 -1.62  -5.08  -3.35 
2012 08 -2.42  -7.51  -4.96 
2012 09 -1.58  -5.12  -3.35 
2012 10 -2.51  -8.04  -5.27 
2012 11 -1.49  -5.23  -3.36 
2012 12   .78  -2.58   -.90 
2013 01  2.29    . 0   1.14 
2013 02  1.80   -.69    .55 
2013 03  1.75    . 0    .87 
2013 04  1.14  -3.85  -1.35 
2013 05  -.58  -7.50  -4.04 
2013 06 -1.92  -5.76  -3.84 
2013 07 -3.44  -9.46  -6.45 
2013 08 -4.61 -10.62  -7.61 
2013 09 -4.63 -14.26  -9.44 
2013 10 -2.49  -7.05  -4.77 
2013 11 -9.18 -17.45 -13.32 
2013 12 19.57 -24.45 -22.01 
2014 01 14.96 -22.52 -18.74 
