1915 12  2.17  -9.89  -3.86 
1916 01 11.72 -28.58 -20.15 
1916 02   .90 -13.22  -6.16 
1916 03 11.53  -4.27   3.63 
1916 04 14.43   -.75   6.84 
1916 05 17.87   2.73  10.30 
1916 06 23.76   9.55  16.65 
1916 08 28.35 -99.99 -99.99 
1916 09 23.66 -99.99 -99.99 
1916 10 13.64    .44   7.04 
1916 11  8.42 -99.99 -99.99 
1916 12 -4.69 -19.84 -12.27 
1917 01 -2.20 -17.62  -9.91 
1917 02 -3.76 -20.26 -12.01 
1917 03  1.65 -13.72  -6.03 
1917 04 11.40  -1.32   5.04 
1917 05 18.15   2.52  10.33 
1917 06 23.74   7.30  15.52 
1917 07 32.73  14.48  23.60 
1917 08 30.19 -99.99 -99.99 
1917 09 24.60   6.75  15.67 
1917 10 14.01  -2.04   5.98 
1917 11 13.48  -4.71   4.38 
1917 12 -2.25 -17.44  -9.84 
1918 02  -.36 -14.58  -7.47 
1918 04 11.80  -1.32   5.24 
1918 05 19.10   3.86  11.48 
1918 06 27.91  13.33  20.62 
1918 07 27.48  15.74  21.61 
1918 08 25.34  14.23  19.78 
1918 09 17.43   6.35  11.89 
1918 10 16.20   3.75   9.97 
1918 11  4.00  -8.35  -2.17 
1918 12  4.02  -8.56  -2.27 
1919 01  5.44 -10.46  -2.51 
1919 02  -.44 -12.80  -6.62 
1919 03  5.61 -10.42  -2.40 
1919 04 15.46    .98   8.22 
1919 05 20.32   5.25  12.78 
1919 06 29.02  12.21  20.61 
1919 07 99.99  14.03 -99.99 
1919 08 31.57  11.69  21.63 
1919 09 26.07   8.26  17.16 
1919 10  9.26  -5.87   1.69 
1920 05 19.76   5.51  12.63 
1920 06 24.78   9.87  17.32 
1920 07 31.44  13.72  22.58 
1920 08 31.28  12.55  21.91 
1920 09 22.03 -99.99 -99.99 
1920 10 17.04    .32   8.68 
1920 11 99.99  -7.40 -99.99 
1920 12  1.05 -11.49  -5.21 
1921 01  3.02  -9.47  -3.22 
1921 02  5.83  -9.35  -1.76 
1921 03  9.12  -5.73   1.69 
1921 04 14.67  -1.92   6.37 
1921 05 17.67   6.15  11.91 
1921 06 28.95 -99.99 -99.99 
1921 07 30.46 -99.99 -99.99 
1921 08 30.34  10.83  20.58 
1921 09 21.09   4.03  12.56 
1921 10 18.77  -3.14   7.81 
1921 11  4.90  -8.55  -1.82 
1921 12   .46 -12.35  -5.94 
1922 02 -6.20 -24.17 -15.18 
1922 03  4.36 -99.99 -99.99 
1922 04 11.27  -1.28   4.99 
1922 05 18.12   4.05  11.09 
1922 06 26.46  10.05  18.25 
1922 07 27.94   9.81  18.87 
1922 08 31.92  10.82  21.37 
1922 09 28.15   3.69  15.92 
1922 10 19.51  -2.36   8.57 
1922 11  7.88  -7.40    .24 
1922 12 -2.25 -17.35  -9.80 
1923 01  3.43 -12.43  -4.50 
1923 02 -1.11 -17.83  -9.47 
1923 03  5.72  -9.12  -1.70 
1923 04 12.88  -3.32   4.78 
1923 05 19.35   2.52  10.93 
1923 06 25.67   9.24  17.45 
1923 07 31.54  13.99  22.76 
1923 08 27.86   8.68  18.27 
1923 09 25.48   4.33  14.90 
1923 10 14.01  -1.87   6.07 
1923 11 11.34  -6.34   2.50 
1923 12  3.74 -13.68  -4.97 
1924 01 -5.81 -22.69 -14.25 
1924 02  4.34 -99.99 -99.99 
1924 03  1.59 -10.69  -4.54 
