1917 08 31.29  17.86  24.57 
1917 09 29.32  13.97  21.64 
1917 10 21.04   3.58  12.31 
1917 11 17.77   1.76   9.76 
1917 12  5.63  -8.13  -1.25 
1918 01  1.11 -13.11  -6.00 
1918 02 12.32  -5.03   3.64 
1918 03 19.95   2.88  11.41 
1918 04 19.04   3.67  11.35 
1918 05 27.33  14.62  20.97 
1918 06 34.98  19.11  27.04 
1918 07 34.00  18.37  26.18 
1918 08 38.05  20.97  29.50 
1918 09 27.11  10.66  18.88 
1918 10 23.52  10.39  16.95 
1918 11 13.27   2.99   8.13 
1918 12  9.67  -2.77   3.45 
1919 01  6.52  -6.59    .-3 
1919 02  8.75  -2.53   3.11 
1919 03 17.54   2.17   9.85 
1919 04 20.52   7.50  14.01 
1919 05 23.64  11.64  17.64 
1919 06 29.39  17.18  23.28 
1919 07 34.49  19.67  27.08 
1919 08 34.77  19.58  27.17 
1919 09 31.34  15.30  23.32 
1919 10 21.18   8.27  14.72 
1919 12  5.19  -6.03   -.42 
1920 01  5.20  -4.60    .29 
1920 02 10.73  -3.06   3.83 
1920 03 16.95   1.04   9.00 
1920 04 20.29   4.90  12.60 
1920 05 25.38  13.67  19.52 
1920 06 29.96  16.85  23.40 
1920 07 32.28  18.39  25.33 
1920 08 29.91  16.33  23.12 
1920 09 28.61  15.11  21.86 
1920 10 23.74  10.35  17.04 
1920 11 11.15    .26   5.70 
1920 12 99.99  -2.18 -99.99 
1921 01  9.89   -.30   4.79 
1921 02 13.69  -1.91   5.89 
1921 03 19.54   4.57  12.05 
1921 04 21.14   7.39  14.26 
1921 05 27.53  13.50  20.51 
1921 06 29.52  18.50  24.01 
1921 07 33.71  20.12  26.91 
1921 08 35.32  20.09  27.70 
1921 09 31.71  19.12  25.41 
1921 10 25.58   6.97  16.27 
1921 11 17.61   -.97   8.32 
1921 12 10.83  -4.65   3.09 
1922 01  6.11  -6.16    .-2 
1922 02 12.67  -3.61   4.53 
1922 03 15.65   2.09   8.87 
1922 04 20.11   8.00  14.05 
1922 05 25.77  13.30  19.53 
1922 06 32.57  17.92  25.24 
1922 07 32.40  19.86  26.13 
1922 08 33.78  19.98  26.88 
