1915 05  4.98  -4.98    . 0 
1915 06 12.95    .15   6.55 
1915 07 16.68   3.74  10.21 
1915 08 18.52   6.07  12.29 
1915 09 11.20    .57   5.88 
1915 10  3.16  -4.59   -.71 
1915 11 -7.13 -14.79 -10.96 
1915 12 15.12 -23.56 -19.34 
1916 01 25.59 -34.34 -29.97 
1916 02 23.52 -33.93 -28.73 
1916 03 14.78 -26.42 -20.60 
1916 04 -1.31 -11.52  -6.41 
1916 05  1.70  -6.02  -2.15 
1916 06 12.32    .72   6.52 
1916 07 22.46   8.00  15.23 
1916 08 18.25   6.41  12.33 
1916 09  9.34   1.31   5.32 
1916 10   .-9  -7.67  -3.88 
1916 11 -7.68 -15.82 -11.75 
1916 12 18.42 -26.50 -22.46 
1917 01 26.51 -34.05 -30.28 
1917 02 24.27 -32.18 -28.22 
1917 03 -9.76 -22.86 -16.31 
1917 04 -6.13 -17.82 -11.97 
1917 05  2.57  -4.73  -1.08 
1917 06 13.48   2.54   8.01 
1917 07 18.34   6.81  12.57 
1917 08 14.41   4.16   9.28 
1917 09 13.31   3.96   8.63 
1917 10  -.93  -7.58  -4.25 
1917 11 -4.98 -13.26  -9.12 
1917 12 25.99 -32.89 -29.43 
1918 01 22.69 -31.40 -27.04 
1918 02 26.58 -36.81 -31.69 
1918 03 14.26 -27.83 -21.04 
1918 04  -.52 -12.79  -6.66 
1918 05   .83 -10.09  -4.63 
1918 06  8.10   -.18   3.96 
1918 07 18.28   5.25  11.76 
1918 08 18.27   6.24  12.25 
1918 09 10.94    .70   5.82 
1918 10  2.10  -4.62  -1.25 
1918 11 -4.79 -12.67  -8.72 
1918 12 15.00 -24.90 -19.95 
1919 01 19.21 -29.24 -24.23 
1919 02 17.53 -26.43 -21.98 
1919 03 12.58 -27.04 -19.81 
1919 04   .52 -12.03  -5.75 
1919 05 11.68  -1.44   5.12 
1919 06 18.59   5.64  12.11 
1919 07 18.04   7.71  12.87 
1919 08 20.08   9.14  14.61 
1919 09 10.95   1.73   6.34 
1919 10 -2.65 -10.64  -6.64 
1919 11 10.48 -19.04 -14.76 
1919 12 21.15 -29.29 -25.22 
1920 01 23.76 -31.93 -27.84 
1920 02 14.56 -24.49 -19.52 
1920 03 13.23 -24.75 -18.99 
1920 04 -3.76 -12.67  -8.21 
1920 05  6.91  -1.40   2.75 
1920 06 13.00   2.02   7.51 
1920 07 18.00   6.12  12.06 
1920 08 19.57   6.38  12.97 
1920 09 11.32   3.25   7.28 
1920 10  6.91  -1.40   2.75 
1920 11 -5.87 -14.06  -9.96 
1920 12 16.24 -25.51 -20.87 
1921 01 21.34 -29.64 -25.49 
1921 02 17.95 -30.39 -24.17 
1921 03 17.02 -28.17 -22.59 
1921 04 -4.54 -14.57  -9.55 
1921 05  4.61  -5.20   -.29 
1921 06 15.94   4.69  10.32 
1921 07 22.45   9.16  15.80 
1921 08 16.96   5.86  11.41 
1921 09 11.10   3.41   7.25 
1921 10  4.55   -.86   1.84 
1921 11 11.51 -19.33 -15.42 
1921 12 14.23 -23.42 -18.82 
1922 01 18.96 -27.45 -23.21 
1922 02 22.69 -33.12 -27.90 
1922 03 10.20 -22.56 -16.37 
1922 04   .30 -13.57  -6.63 
1922 05 10.50  -1.13   4.68 
1922 06 11.97    .35   6.16 
1922 07 17.94   6.85  12.39 
1922 08 17.75   6.85  12.30 
1922 09 11.84   2.97   7.40 
1922 10   .-4  -8.32  -4.17 
1922 11 -7.35 -15.27 -11.31 
1922 12 26.22 -34.03 -30.12 
1923 01 25.36 -34.20 -29.78 
1923 02 21.52 -32.20 -26.86 
1923 03 19.52 -30.77 -25.14 
1923 04 -2.92 -15.65  -9.28 
1923 05  3.68  -2.81    .43 
1923 06 13.39   2.58   7.98 
1923 07 22.78  10.74  16.76 
1923 08 15.07   4.15   9.60 
1923 09 10.45   1.40   5.92 
1923 10  5.94  -3.28   1.33 
1923 11 -4.94 -14.92  -9.93 
1923 12 23.90 -34.90 -29.40 
1924 02 -9.25 -16.26 -12.75 
1924 03 -8.41 -16.52 -12.46 
1924 04 -3.23 -11.35  -7.29 
1924 05  4.48  -1.88   1.30 
1924 06 10.45   1.16   5.80 
1924 07 19.89   6.93  13.41 
1924 08 16.87   7.90  12.39 
1924 09 13.24   4.76   9.00 
1924 10  5.28    .11   2.69 
1924 11 -9.95 -15.98 -12.96 
1924 12 21.43 -27.24 -24.33 
1925 01 25.32 -32.16 -28.74 
1925 02 23.14 -32.16 -27.65 
1925 03 11.54 -22.21 -16.87 
1925 04 -1.11 -10.32  -5.71 
1925 05  1.94  -4.52  -1.29 
1925 06 10.25   2.56   6.40 
1925 07 15.69   6.46  11.07 
1925 08 17.14   7.75  12.44 
1925 09 10.42   3.03   6.72 
1925 10  -.43  -5.72  -3.07 
1925 11 -9.81 -16.45 -13.13 
1925 12 13.72 -20.25 -16.98 
1926 01 22.55 -32.66 -27.60 
1926 02 19.48 -30.51 -24.99 
1926 03 14.14 -24.73 -19.43 
1926 04 -7.59 -17.54 -12.57 
1926 05  4.62  -3.12    .75 
1926 06 13.40   2.48   7.93 
1926 07 20.64   7.48  14.06 
1926 08 17.71   7.10  12.41 
1926 09 10.20   1.43   5.81 
1926 10  2.70  -2.40    .14 
1926 11 11.82 -18.17 -14.99 
1926 12 15.54 -23.66 -19.60 
1927 01 20.71 -27.73 -24.22 
1927 02 19.31 -27.96 -23.63 
1927 03 -8.43 -18.39 -13.41 
1927 04 -1.64 -11.11  -6.37 
1927 05  1.54  -5.25  -1.85 
1927 06  8.91   1.56   5.23 
1927 07 16.81   6.11  11.46 
1927 08 16.92   6.85  11.88 
1927 09 13.91   6.85  10.38 
1927 10  5.64   1.04   3.34 
1927 11 12.59 -19.06 -15.82 
1927 12 24.29 -29.27 -26.78 
1928 01 24.34 -30.37 -27.35 
1928 02 18.62 -27.90 -23.26 
1928 03 12.72 -22.97 -17.84 
1928 04 -6.61 -18.56 -12.58 
1928 05  8.26  -1.94   3.16 
1928 06 12.74   2.51   7.62 
1928 07 19.39   7.33  13.36 
1928 08 16.29   6.45  11.37 
1928 09 11.42   2.48   6.95 
1928 10  1.97  -2.89   -.46 
1928 11 -5.56 -13.37  -9.46 
1928 12 12.93 -21.83 -17.38 
1929 01 25.74 -33.28 -29.50 
1929 02 21.97 -30.98 -26.47 
1929 03 16.20 -27.58 -21.89 
1929 04 -5.44 -15.54 -10.49 
1929 05  1.82  -7.31  -2.74 
1929 06 12.48   1.83   7.15 
1929 07 17.95   6.10  12.03 
1929 08 17.56   6.09  11.82 
1934 01 23.27 -34.25 -28.76 
1934 02 21.72 -33.81 -27.76 
1934 03 15.32 -27.90 -21.61 
1934 04 -2.91 -15.59  -9.25 
1934 05   .86  -9.08  -4.11 
1934 06  8.41  -1.29   3.56 
