1917 10 99.99  -1.50 -99.99 
1917 11 13.17  -4.34   4.41 
1917 12 -2.95 -15.14  -9.04 
1918 01 -2.90 -15.26  -9.08 
1918 02 -3.13 -15.86  -9.49 
1918 03  9.14  -4.29   2.42 
1918 04 13.63   -.65   6.49 
1918 05 19.96   4.92  12.45 
1918 06 30.75  12.22  21.48 
1918 07 30.06  11.32  20.68 
1918 08 28.46  11.24  19.84 
1918 09 23.39   6.19  14.79 
1918 10 17.70   2.08   9.89 
1918 11  3.27  -8.26  -2.49 
1918 12  4.11  -6.87  -1.37 
1919 01  7.62  -7.43    . 9 
1919 02   .19 -14.91  -7.36 
1919 03  5.73 -10.81  -2.54 
1919 04 17.67   -.20   8.73 
1919 05 23.16   5.15  14.15 
1919 06 32.72  11.70  22.21 
1919 07 35.00  15.10  25.05 
1919 08 31.60  10.50  21.05 
1919 09 24.93   8.43  16.68 
1919 10 10.55  -6.71   1.92 
1919 11   .32 -10.72  -5.20 
1919 12 -3.46 -15.40  -9.43 
1920 01 -2.59 -15.42  -9.00 
1920 02  1.11 -11.78  -5.33 
1920 03  3.92  -8.72  -2.40 
1920 04  8.10  -2.41   2.85 
1920 05 21.48   5.09  13.28 
1920 06 24.43   9.75  17.09 
1920 07 31.94  14.34  23.14 
1920 08 31.23  12.39  21.81 
1920 09 24.35   4.53  14.44 
1920 10 16.48   -.58   7.95 
1920 11  5.53  -8.80  -1.63 
1920 12  1.96 -12.81  -5.42 
1921 01  4.34  -9.37  -2.51 
1921 02  6.30 -10.67  -2.18 
1921 03 10.09  -6.15   1.97 
1921 04 14.42    .13   7.27 
1921 05 19.61   5.55  12.58 
1921 06 28.87  13.29  21.08 
1921 07 32.70  15.20  23.95 
1921 08 99.99  11.56 -99.99 
1921 09 20.83   5.04  12.93 
1921 10 19.93    .48  10.20 
1922 01 -3.11 -15.24  -9.17 
1922 02 -6.49 -23.42 -14.95 
1922 03  4.06 -10.33  -3.13 
1922 04 12.09   -.49   5.80 
1922 05 19.12   5.55  12.33 
1922 06 27.30  11.71  19.50 
1922 07 30.84  11.94  21.39 
1922 08 33.50  12.91  23.20 
1922 09 28.27  12.29  20.28 
1922 10 19.17    .69   9.93 
1922 11  8.14  -6.42    .86 
1923 01  2.31  -9.85  -3.77 
1923 02 -1.13 -14.69  -7.91 
1923 03  7.35  -6.77    .28 
1923 04 14.03  -1.34   6.34 
1923 05 22.06   5.63  13.84 
1923 06 26.45  11.06  18.75 
1923 08 29.70  11.04  20.37 
1923 09 24.66   6.71  15.68 
1923 10 16.29   -.48   7.90 
1923 11 13.24  -3.96   4.64 
1923 12  5.11 -11.72  -3.30 
