2011 04 19.18   7.14  13.16 
2011 05 21.89  11.43  16.66 
2011 06 27.73  16.77  22.25 
2011 07 31.59  20.50  26.04 
2011 08 29.45  17.19  23.32 
2011 09 23.39  13.21  18.29 
2011 10 18.42   6.34  12.38 
2011 11 14.33   4.12   9.22 
2011 12  8.24   -.96   3.64 
2012 01  6.53  -3.55   1.49 
2012 02  8.29  -2.10   3.09 
2012 03 19.11   6.58  12.84 
2012 04 18.17   4.90  11.53 
2012 05 25.95  14.04  19.99 
2012 06 28.10  15.12  21.61 
2012 07 32.78  19.85  26.31 
2012 08 30.16  16.49  23.32 
2012 09 24.75  13.17  18.95 
2012 10 17.62   6.42  12.02 
2012 11 11.45   -.57   5.44 
2012 12  8.39    .69   4.54 
2013 01  5.27  -3.78    .74 
2013 02  4.98  -5.04    .-2 
2013 03  6.62  -2.63   1.99 
2013 04 17.57   4.73  11.15 
2013 05 23.58  12.43  18.00 
2013 06 27.20  16.09  21.64 
2013 07 27.73  17.84  22.78 
