1913 04 10.70   4.66   7.68 
1913 12  7.04   2.94   4.98 
1914 01  7.90   5.23   6.56 
1914 02  8.30   4.09   6.19 
1914 03  9.72   5.16   7.44 
1914 04 11.13   5.77   8.45 
1914 05 12.97 -99.99 -99.99 
1914 06 13.79 -99.99 -99.99 
1914 07 15.79  10.13  12.96 
1914 08 15.09  10.44  12.76 
1914 09 13.48   7.72  10.60 
1914 10 13.73   7.87  10.79 
1914 11  9.62   3.94   6.78 
1914 12  5.71 -99.99 -99.99 
1915 01  7.04   2.06   4.55 
1915 02  8.01   3.81   5.91 
1915 03 11.99   5.64   8.81 
1915 04 12.08   6.03   9.05 
1915 05 13.00   7.97  10.48 
1915 06 15.00  11.40  13.20 
1915 07 16.40 -99.99 -99.99 
1915 08 17.48  12.03  14.75 
1915 09 14.58   9.01  11.79 
1915 10 12.85   8.32  10.58 
1915 11  8.14   3.82   5.98 
