1918 04 11.76  -5.16   3.30 
1918 05 13.18  -1.13   6.02 
1918 06 18.66   5.80  12.23 
1918 07 21.15   5.43  13.29 
1918 08 20.90   5.51  13.20 
1918 09 16.71    .13   8.42 
1918 10 11.13  -6.22   2.45 
1918 11  2.17 -13.41  -5.62 
1918 12 -4.11 -16.33 -10.22 
1919 01 -2.11 -16.92  -9.52 
1919 02 11.66 -24.89 -18.27 
1919 03 -5.64 -20.43 -13.03 
1919 04 13.30  -2.40   5.45 
1919 05 17.29    .71   9.00 
1919 06 21.38   3.47  12.42 
1919 07 22.44   6.70  14.57 
1919 08 21.71   7.22  14.46 
1919 09 16.89   1.32   9.10 
1919 10  2.50 -12.12  -4.81 
1919 11 -7.63 -20.34 -13.98 
1919 12 -9.72 -22.56 -16.14 
1920 01 14.13 -27.91 -21.02 
1920 02 -2.33 -18.81 -10.57 
1920 03 -3.03 -16.82  -9.92 
1920 04   .50 -10.77  -5.13 
1920 05 14.72   1.70   8.21 
1920 06 17.27   5.18  11.22 
1920 07 23.42   8.43  15.93 
1920 08 21.31   5.73  13.52 
1920 09 15.91    .10   8.00 
1920 10  9.59  -4.07   2.76 
1920 11   .58 -10.40  -4.90 
1920 12 -8.43 -18.75 -13.59 
1921 01 -9.82 -24.30 -17.06 
1921 02 -4.73 -19.99 -12.36 
1921 03 -3.35 -18.29 -10.82 
1921 04  9.04  -3.75   2.64 
1921 05 15.49    .21   7.85 
1921 06 21.50   5.86  13.68 
1921 07 21.88   7.76  14.82 
1921 08 20.27   4.19  12.23 
1921 10 13.88  -4.13   4.87 
1921 11 -4.92 -14.50  -9.71 
1921 12 -5.93 -19.99 -12.96 
1922 01 -8.50 -22.76 -15.63 
1922 02 13.65 -29.50 -21.57 
1922 03 -1.70 -17.52  -9.61 
1922 04  9.27  -4.31   2.48 
1922 06 20.64   3.84  12.24 
1922 07 23.14   4.69  13.92 
1922 08 22.78   5.69  14.23 
1922 09 18.77   -.92   8.92 
1922 10 11.11  -4.88   3.11 
1922 11  1.91 -11.45  -4.77 
1922 12 12.00 -21.54 -16.77 
1923 01 11.70 -24.13 -17.91 
1923 02 -7.81 -23.68 -15.74 
1923 03 -4.17 -19.62 -11.90 
1923 05 15.96  -1.15   7.40 
1923 06 20.10   8.57  14.33 
1923 11  5.80  -9.63  -1.91 
1924 01 11.45 -26.00 -18.72 
1924 02 -2.16 -15.82  -8.99 
1924 03  -.52 -13.37  -6.95 
1924 04  6.99  -7.53   -.27 
1924 05 16.53   -.28   8.12 
1924 07 23.32   7.28  15.30 
1924 08 19.70   5.26  12.48 
1924 09 16.21    .69   8.45 
1924 10 12.80  -3.14   4.83 
1924 11  -.30 -11.75  -6.02 
1925 01 11.15 -25.38 -18.26 
1925 02 10.52 -23.63 -17.07 
1925 04 11.40  -2.24   4.58 
1925 05 17.53   1.36   9.44 
1925 06 20.12   4.44  12.28 
1925 07 24.08   6.78  15.43 
1926 11 -5.16 -15.56 -10.36 
1926 12 -9.07 -22.28 -15.67 
1927 01 10.63 -24.48 -17.55 
1927 02 -8.09 -25.73 -16.91 
1927 04  5.61  -7.13   -.76 
1927 05 19.41   2.72  11.06 
1929 12 -9.43 -23.74 -16.58 
1930 01 15.95 -27.16 -21.55 
1930 02 -1.51 -17.52  -9.51 
1930 03  1.93 -13.02  -5.54 
1931 02  4.71 -10.51  -2.89 
