1915 04  20.62 -99.99 -99.99 
1915 12  11.40   1.34   6.37 
1916 01   9.09  -2.89   3.10 
1916 04  19.70   1.95  10.82 
1916 05  20.73   3.46  12.09 
1916 06 -99.99   7.30 -99.99 
1916 09  29.07   6.57  17.82 
1916 10 -99.99   -.68 -99.99 
1916 11 -99.99  -2.05 -99.99 
1916 12   4.35  -3.89   0.22 
1917 01   5.95  -3.73   1.10 
1917 02   8.34  -2.08   3.12 
1917 03   9.66   -.86   4.40 
1917 04  16.07   3.09   9.58 
1917 05  19.23   4.76  11.99 
1917 06  27.38   5.35  16.36 
1917 07  33.37  10.36  21.86 
1917 08  32.18  10.45  21.32 
1917 09  28.27   6.08  17.17 
1919 05  22.71   3.99  13.35 
1920 06  25.80   7.38  16.59 
1920 07  29.91   9.28  19.59 
1920 08  32.08   9.85  20.97 
1920 09  24.95   7.07  16.01 
1920 10  16.85   3.64  10.24 
1920 11  11.94   1.08   6.51 
1920 12   9.81   0.98   5.39 
