2007 11  2.03  -4.88  -1.42 
2007 12 -4.06 -12.77  -8.41 
2008 01 -7.47 -17.45 -12.46 
2008 02 -5.93 -17.49 -11.71 
2008 03  4.23  -5.63   -.69 
2008 05 15.02   2.26   8.64 
2008 07 17.28   8.29  12.78 
2008 08 17.53   7.38  12.45 
2008 09 13.23   4.67   8.95 
2008 10  1.70  -6.81  -2.55 
2008 11 -4.05 -12.70  -8.37 
2008 12 -9.16 -18.32 -13.74 
2009 01 -9.84 -18.48 -14.16 
2009 02 -5.50 -16.17 -10.83 
2009 03 -1.46 -13.04  -7.25 
2009 04  7.80  -3.96   1.92 
2009 05 17.09   1.03   9.06 
2009 06 18.40   6.33  12.36 
2009 07 21.97   9.99  15.98 
2009 08 17.94   6.34  12.14 
2009 09 14.04   3.48   8.76 
2009 10  8.71  -1.04   3.83 
2009 11 -4.34 -14.07  -9.20 
2009 12 -4.25 -12.16  -8.20 
2010 01 -8.03 -16.12 -12.08 
2010 02   .42  -8.17  -3.87 
2010 03  1.46  -9.47  -4.00 
2010 04  8.24   -.91   3.66 
2010 06 17.51   7.15  12.33 
2010 07 17.74   8.78  13.26 
2010 09 14.64   2.81   8.72 
2010 10  7.28  -2.96   2.16 
2010 11  -.71  -8.09  -4.40 
2010 12 11.99 -20.91 -16.45 
2011 01 -3.67 -12.37  -8.02 
2011 02 -4.85 -15.21 -10.03 
2011 04  8.97  -2.08   3.44 
2011 05 16.20   1.32   8.76 
2011 06 17.41   7.18  12.29 
2011 07 18.89   8.88  13.88 
2011 08 17.06   7.27  12.16 
2011 09 13.74   3.41   8.57 
2011 10  6.63  -3.06   1.78 
2011 11 -7.60 -17.78 -12.69 
2011 12 -2.14  -9.17  -5.65 
2012 01 15.87 -26.61 -21.24 
2012 02   .-8  -9.22  -4.65 
2012 03 -1.42 -16.56  -8.99 
2012 04 10.22  -2.80   3.71 
2012 05 13.16   1.08   7.12 
2012 06 17.20   6.73  11.96 
2012 07 17.90   8.30  13.10 
2012 08 18.11   7.22  12.66 
2012 10  4.19  -5.82   -.81 
2012 11 -7.78 -15.96 -11.87 
2012 12 -9.35 -18.18 -13.77 
2013 01 -1.98  -9.72  -5.85 
2013 02   .10  -8.18  -4.04 
2013 03   .37 -11.25  -5.44 
2013 04  2.58  -9.24  -3.33 
2013 05 13.02    .49   6.75 
2013 06 22.08   7.62  14.85 
2013 07 21.47   9.97  15.71 
