2011 01 14.69  -1.05   6.81 
2011 02 16.66   1.72   9.18 
2011 03 24.73   7.87  16.29 
2011 04 30.48  13.19  21.83 
2011 05 30.19  16.69  23.44 
2011 06 38.98  24.62  31.80 
2011 07 41.79  27.31  34.55 
2011 08 42.41  26.61  34.51 
2011 09 35.22  17.48  26.35 
2011 10 27.58  11.74  19.66 
2011 11 21.11   6.63  13.87 
2011 12 13.17   2.36   7.77 
2012 01 17.31   1.79   9.54 
2012 02 17.64   4.16  10.90 
2012 03 23.49  11.09  17.29 
2012 04 29.52  14.89  22.20 
2012 05 31.90  19.26  25.58 
2012 06 35.48  21.82  28.65 
2012 07 37.75  24.35  31.05 
2012 08 37.75  23.00  30.38 
2012 09 32.70  19.95  26.33 
2012 10 25.48  11.22  18.35 
2012 11 24.09   6.93  15.51 
2012 12 18.19   2.91  10.55 
2013 01 15.77   1.63   8.70 
2013 02 17.45   3.51  10.48 
2013 03 20.02   5.91  12.96 
2013 04 23.70  11.36  17.53 
