1915 01  11.29   4.16   7.72 
1915 02  13.74   7.13  10.43 
1915 03  18.14   7.82  12.98 
1915 04  19.19  11.29  15.24 
1915 05  20.26  13.76  17.01 
1915 06  29.01  17.39  23.20 
1915 07  31.79  19.46  25.63 
1915 08  32.31  17.73  25.02 
1915 09  27.31  12.89  20.10 
1915 10  24.54   7.41  15.97 
1915 11  16.08   5.55  10.81 
1915 12  12.36   4.11   8.23 
1916 01  10.14   3.76   6.95 
1916 02  15.96   7.47  11.71 
1916 03  17.16   7.65  12.40 
1916 04  20.99  10.04  15.51 
1916 05  23.36  12.26  17.81 
1916 06  27.68  16.60  22.14 
1916 07  31.72  18.53  25.12 
1916 08  30.59  16.28  23.43 
1916 09  27.85  12.54  20.19 
1916 10  19.93   7.89  13.91 
1916 11  14.33   2.09   8.21 
1916 12  10.24   2.14   6.19 
1917 01   8.89   -.28   4.30 
1917 02  14.36   3.02   8.68 
1917 03  14.41   3.15   8.78 
1917 04  19.95   9.71  14.83 
1917 05  22.65  11.32  16.98 
1917 06  32.47  17.29  24.88 
1917 07  35.65  20.37  28.01 
1917 08  31.96  16.86  24.41 
1917 09  29.09  13.85  21.47 
1917 10  26.42   8.50  17.45 
1917 11  18.35   6.29  12.32 
1917 12  13.56   3.42   8.49 
1918 01  12.29   2.98   7.63 
1918 02  13.49   3.71   8.60 
1918 03  16.24   6.15  11.19 
1918 04  19.78   6.10  12.94 
1918 05  19.86   7.35  13.60 
