2011 01  1.94  -6.58  -2.32 
2011 02  5.35  -5.65   -.15 
2011 03  8.88   -.98   3.95 
2011 04 13.70   4.80   9.25 
2011 05 19.64  10.64  15.14 
2011 06 24.50  14.72  19.61 
2011 07 28.77  18.87  23.82 
2011 08 27.37  18.19  22.78 
2011 09 23.96  15.32  19.64 
2011 10 18.28   8.14  13.21 
2011 11 14.23   2.57   8.39 
2011 12  9.39   -.99   4.20 
2012 01  6.30  -3.06   1.62 
2012 02  7.63  -2.20   2.71 
2012 03 11.92   2.44   7.18 
2012 04 16.28   4.82  10.55 
2012 05 20.15  11.65  15.90 
2012 06 24.57  14.52  19.54 
2012 07 28.27  18.57  23.42 
2012 09 23.58  14.07  18.82 
2012 10 18.16  10.05  14.10 
2012 11 10.60   1.04   5.82 
2012 12  7.96    . 5   4.00 
2013 02  3.66  -4.17   -.25 
2013 03  7.50  -1.24   3.13 
2013 04 14.38   3.68   9.03 
2013 05 19.94   8.97  14.46 
2013 06 24.89  15.35  20.11 
2013 07 28.84  20.40  24.62 
2013 09 23.39  12.40  17.89 
2013 10 18.91   9.28  14.09 
2013 11 11.45   1.20   6.32 
2013 12  6.31  -2.33   1.99 
2014 01  2.15  -7.87  -2.86 
2014 02  3.18  -5.63  -1.22 
2014 03  6.79  -3.95   1.42 
