1915 02 99.99  -2.88 -99.99 
1915 03 99.99  -3.23 -99.99 
1915 04 21.05   5.38  13.21 
1915 05 22.28   8.49  15.38 
1915 06 25.71  14.37  20.03 
1915 07 27.79  16.67  22.23 
1915 08 25.62  15.61  20.61 
1915 09 23.91  13.54  18.72 
1915 10 99.99   6.57 -99.99 
1915 11  8.00  -1.77   3.11 
1915 12  2.39  -4.15   -.88 
1916 01  8.87  -3.67   2.60 
1916 02  4.42  -7.08  -1.33 
1916 03  6.81  -4.53   1.13 
1916 04 15.40   3.78   9.59 
1916 05 21.80  10.39  16.09 
1916 06 24.07  12.62  18.34 
1916 07 29.16  18.37  23.76 
1916 08 28.10  15.91  22.00 
1916 09 22.76   9.68  16.22 
1916 10 16.57   4.34  10.45 
1916 11  9.46  -2.46   3.50 
1916 12  3.26  -6.61  -1.67 
1917 01  5.49  -6.52   -.51 
1917 02  4.78  -8.60  -1.91 
1917 03  9.64  -2.16   3.74 
1917 05 17.35 -99.99 -99.99 
1917 06 26.57  16.95  21.76 
1918 01 -2.41 -13.24  -7.82 
1918 03 10.47  -2.25   4.11 
1918 04 14.19    .87   7.53 
1918 05 24.76  11.58  18.17 
1918 06 26.89  12.03  19.45 
1918 11 11.67  -1.58   5.04 
1918 12  6.85  -3.08   1.88 
1919 01  4.67  -6.36   -.84 
1919 02  6.45  -3.38   1.53 
1919 03 13.68    .-3   6.82 
1919 04 17.24   2.83  10.03 
1919 05 22.08   8.29  15.18 
1919 06 27.31  13.33  20.32 
1919 07 28.61  17.24  22.92 
1919 08 28.01  14.57  21.29 
1919 09 26.99  11.03  19.01 
1919 10 25.73   7.78  16.75 
1919 11 13.08  -2.45   5.31 
1919 12  1.85  -9.41  -3.78 
1920 01 -1.35 -12.05  -6.70 
1920 02  1.75  -9.46  -3.85 
1920 03 12.10 -99.99 -99.99 
1920 04 15.83 -99.99 -99.99 
1920 05 22.43 -99.99 -99.99 
1920 06 26.79 -99.99 -99.99 
1920 07 27.26 -99.99 -99.99 
1920 08 27.07 -99.99 -99.99 
1920 09 25.12 -99.99 -99.99 
