1915 10  20.55  -3.66   8.44 
1915 11  10.07  -5.08   2.49 
1915 12   6.45  -6.61  -0.08 
1916 01   4.39 -10.17  -2.89 
1916 02  11.97  -4.73   3.62 
1916 03  13.33  -3.54   4.89 
1916 04  16.19  -2.10   7.04 
1916 05  18.04  -2.15   7.94 
1916 06  24.40   -.63  11.88 
1916 07  29.81   1.22  15.51 
1916 08  30.06   0.83  15.44 
1916 09  28.19  -1.70  13.24 
1916 10  19.41  -7.54   5.93 
1916 11   9.85 -12.23  -1.18 
1916 12   4.61 -15.56  -5.47 
1917 01   4.62 -99.99 -99.99 
1917 02   8.37 -11.25  -1.44 
1917 03  10.81  -9.47   0.67 
1917 04  13.80  -4.48   4.66 
1917 05  18.43  -1.00   8.71 
1917 06  26.44   -.48  12.98 
1917 07  35.18   3.83  19.50 
1917 08  33.62   2.28  17.94 
1917 09  26.34  -1.16  12.58 
1917 10  21.29  -6.77   7.26 
1918 01   9.18  -3.60   2.79 
1918 02   8.25  -3.81   2.22 
1918 03  12.29  -1.68   5.30 
1918 04  19.07  -5.44   6.81 
1918 05  27.18  -1.00  13.09 
1918 06  33.93   2.10  18.02 
1918 07  31.61   1.75  16.68 
1918 08  30.25   1.68  15.96 
1918 09  27.85   1.07  14.46 
1918 10  21.22  -2.54   9.34 
1918 11  10.03  -7.22   1.40 
1918 12   5.76  -9.21  -1.72 
1919 01   7.42  -7.96   -.26 
1919 02   7.78  -6.99   0.39 
1919 03  12.15  -7.61   2.26 
1919 04  17.28  -2.67   7.30 
1919 05  24.09   -.87  11.61 
1919 06  26.50  -1.96  12.27 
1919 07  34.55   4.48  19.51 
1919 08  33.61   2.34  17.98 
1919 09  24.56  -1.69  11.43 
1919 10  13.80  -8.07   2.86 
1919 11   9.53  -8.12   0.70 
1919 12   5.09 -99.99 -99.99 
1920 01   8.68  -9.93   -.62 
1920 02   9.46 -11.07   -.80 
1920 03  10.05  -7.29   1.38 
1920 04  14.33  -5.90   4.21 
1920 05  21.92  -3.63   9.14 
1920 06  26.34   2.77  14.55 
