1917 04 13.59  -1.13   6.23 
1917 05 17.42   3.56  10.49 
1917 06 26.22   9.93  18.08 
1917 07 31.77  14.27  23.02 
1917 08 28.07  11.07  19.57 
1917 09 24.11   8.51  16.31 
1917 10 14.82  -3.17   5.82 
1917 11 14.94  -1.53   6.70 
1917 12  2.28 -13.48  -5.60 
1918 01 -4.39 -16.43 -10.41 
1918 02  4.23 -11.78  -3.77 
1918 03 16.12  -2.57   6.77 
1918 04 11.72   -.93   5.39 
1918 05 23.65   7.35  15.50 
1918 06 29.23  14.15  21.68 
1918 07 29.45  15.10  22.27 
1918 08 29.40  13.93  21.66 
1918 09 22.48   5.87  14.17 
1918 10 19.62   3.46  11.54 
1918 11  9.87  -6.57   1.64 
1918 12  3.28  -8.60  -2.66 
1919 01  5.14  -8.84  -1.85 
1919 02 -1.76 -12.83  -7.29 
1919 03  7.40  -5.58    .91 
1919 04 11.13    .94   6.03 
1919 05 20.49   4.90  12.69 
1919 06 25.46  13.37  19.41 
1919 08 30.87  12.46  21.66 
1919 09 26.32  10.20  18.26 
1919 10 12.39  -2.56   4.91 
1919 11  2.11 -10.47  -4.17 
1919 12  -.20 -12.81  -6.50 
1920 01  4.25 -10.22  -2.98 
1920 02  3.37 -10.57  -3.60 
1920 03  9.63  -6.69   1.47 
1920 04  8.60  -2.60   3.00 
1920 05 18.93   6.92  12.92 
1920 06 25.34  12.43  18.88 
1920 07 31.05  14.08  22.56 
1920 08 28.85  10.18  19.52 
