1959 07 28.98 -99.99 -99.99 
1959 08 25.49 -99.99 -99.99 
1960 06 23.77   9.18  16.48 
1960 07 25.24  10.82  18.02 
1960 08 26.55   8.97  17.76 
2010 09 17.78   9.37  13.57 
2010 10 10.34   1.68   6.01 
2011 01 -6.49 -15.07 -10.78 
2011 02 -6.43 -17.62 -12.03 
2011 03   .25 -11.87  -5.81 
2011 04  7.03  -3.31   1.86 
2011 05 14.68   4.87   9.77 
2011 06 21.20  10.28  15.74 
2011 07 24.82  13.67  19.24 
2011 08 22.97  13.61  18.28 
2011 09 19.79   8.43  14.11 
2011 10 11.70   3.87   7.78 
2011 11  7.33  -2.08   2.62 
2011 12 -1.20  -9.85  -5.52 
2012 01 -6.34 -16.45 -11.40 
2012 02 -4.10 -15.56  -9.83 
2012 03  4.00  -7.15  -1.57 
2012 04  9.06  -1.04   4.00 
2012 05 16.69   6.23  11.46 
2012 06 20.99  10.85  15.92 
2012 07 24.66  13.84  19.25 
2012 08 25.34  14.34  19.84 
2012 09 19.45   7.87  13.66 
2012 10 12.08   3.05   7.56 
2012 11  3.44  -5.04   -.79 
2012 12 -2.52 -10.72  -6.62 
2013 01 -6.63 -17.62 -12.12 
