1917 09  7.66    .25   3.95 
1917 10 -3.24  -8.52  -5.88 
1917 11 20.70 -27.43 -24.06 
1917 12 99.99 -30.23 -99.99 
1918 01 19.25 -26.69 -22.97 
1918 02 15.99 -26.45 -21.22 
1918 03 16.68 -28.20 -22.44 
1918 04 -7.49 -19.29 -13.39 
1918 05  4.48  -5.23   -.37 
1918 06 12.15   2.20   7.17 
1918 07 19.98   9.39  14.69 
1918 08 15.94   6.87  11.40 
1918 10 -4.53 -11.11  -7.82 
1918 11 20.29 -28.33 -24.31 
1918 12 17.62 -28.56 -23.09 
1919 01 21.83 -31.85 -26.84 
1919 02 16.37 -25.28 -20.82 
1919 03 10.97 -20.89 -15.93 
1919 04 -6.98 -17.95 -12.46 
1919 05  9.55  -2.49   3.53 
1919 06 10.96   1.96   6.46 
1919 11 10.22 -16.59 -13.41 
1919 12 14.02 -22.48 -18.25 
1920 01 99.99 -31.59 -99.99 
1920 02 99.99 -25.24 -99.99 
1920 03 99.99 -25.98 -99.99 
1920 04 99.99 -23.26 -99.99 
1920 05 99.99  -6.86 -99.99 
1920 06 99.99   3.86 -99.99 
1920 07 99.99   6.97 -99.99 
1920 08 99.99   6.46 -99.99 
1920 09 99.99   1.15 -99.99 
1920 10 -3.74 -10.21  -6.97 
1920 11 11.53 -19.29 -15.41 
1920 12 16.68 -25.16 -20.92 
1921 01 19.03 -27.95 -23.49 
1921 02 20.14 -28.70 -24.42 
1921 03 10.60 -19.75 -15.17 
1921 04 -3.88 -15.45  -9.66 
1921 05  8.13  -2.43   2.85 
1921 06 17.62   4.07  10.84 
1921 07 20.24   8.80  14.52 
1921 08 17.54   9.31  13.43 
1921 09  7.78  -1.37   3.20 
1921 10 -3.65 -10.77  -7.21 
1921 11 -6.37 -11.85  -9.11 
1921 12 14.21 -22.32 -18.26 
1922 01 15.25 -21.72 -18.48 
1922 02 12.23 -22.15 -17.18 
1922 03 14.03 -24.00 -19.01 
1922 04 -3.08 -12.98  -8.03 
1922 05  3.19  -8.39  -2.60 
1922 06 11.78   2.71   7.24 
1922 07 14.54   4.76   9.64 
1922 08 13.69   5.50   9.59 
1922 09  7.56   1.20   4.38 
1922 10 -1.26  -5.19  -3.22 
1922 11 13.81 -22.39 -18.10 
1922 12 99.99 -15.80 -99.99 
1923 01 17.70 -27.70 -22.70 
1923 02 11.85 -19.79 -15.82 
1923 03 13.14 -20.73 -16.93 
1923 04 -4.42 -13.52  -8.97 
1923 05  8.42  -1.29   3.56 
1923 06 16.54   6.45  11.49 
1923 07 18.66   8.59  13.62 
1923 08 20.45  10.48  15.46 
1923 09  8.35   1.61   4.98 
1923 10  2.18  -2.78   -.29 
1923 11 -8.62 -14.80 -11.71 
1923 12 21.02 -27.81 -24.41 
1924 01 20.35 -27.90 -24.12 
1924 02 19.66 -28.12 -23.89 
1924 03 -8.21 -17.81 -13.01 
1924 04 13.15 -25.86 -19.50 
1924 05  7.32  -5.92    .70 
1924 06 15.72   4.89  10.30 
1924 07 17.42   7.60  12.51 
1924 08 13.33   5.89   9.60 
1924 09  7.58   1.43   4.50 
1924 10 -6.20 -12.40  -9.29 
1924 11 -8.39 -14.80 -11.59 
1924 12 13.34 -19.75 -16.54 
1925 01 25.77 -35.05 -30.41 
1925 02 22.18 -30.42 -26.30 
1925 03 11.59 -18.93 -15.26 
1925 04 -1.58 -11.31  -6.44 
1925 05 11.05   -.76   5.14 
1925 06 18.40   6.75  12.57 
1925 07 17.76   8.27  13.01 
1925 08 16.10   8.14  12.12 
1925 09  7.97   2.59   5.28 
1925 10   . 4  -4.63  -2.29 
1925 11 10.59 -16.21 -13.40 
1925 12 17.67 -23.80 -20.73 
1926 01 10.64 -19.91 -15.27 
1926 02 22.37 -30.73 -26.55 
1926 03 -6.18 -14.94 -10.56 
1926 04   .-3 -10.28  -5.15 
1926 05  5.69  -4.19    .74 
1926 06 18.77   5.84  12.30 
1926 09 10.89   5.06   7.97 
1926 10  1.28  -4.83  -1.77 
1926 11 -4.66  -9.92  -7.29 
1927 01 13.92 -23.38 -18.65 
1927 02 17.73 -30.07 -23.90 
1927 03 17.71 -30.52 -24.12 
1927 05  6.96  -4.77   1.09 
1927 06 19.62   6.33  12.97 
