1915 01   .34 -12.09  -5.87 
1915 02  6.15  -7.09   -.47 
1915 03  8.10  -5.20   1.45 
1915 04 17.56   1.78   9.67 
1915 05 15.49   2.66   9.07 
1915 06 18.39   4.67  11.53 
1915 07 22.59   6.81  14.70 
1915 08 28.38   8.25  18.31 
1915 09 16.50   3.19   9.84 
1915 10 16.82    .-3   8.39 
1915 11  5.59  -6.60   -.50 
1915 12   .36  -9.29  -4.46 
1916 01 13.06 -25.84 -19.45 
1916 02  1.17 -11.00  -4.91 
1916 03  9.50  -3.73   2.88 
1916 04 13.35  -1.55   5.90 
1916 05 14.16   -.90   6.63 
1916 06 20.06   4.61  12.33 
1916 07 28.45   8.82  18.63 
1916 08 27.08   6.54  16.81 
1916 09 21.34    .94  11.14 
1916 10 10.43  -4.02   3.20 
1916 11  3.50  -9.89  -3.19 
1916 12 -4.44 -16.81 -10.62 
1917 01 -2.74 -15.45  -9.09 
1917 02 -1.85 -14.88  -8.36 
1917 03  -.69 -13.01  -6.85 
1917 04  8.67  -2.38   3.14 
1917 05 16.36    .80   8.58 
1917 06 21.72   3.78  12.75 
1917 07 31.98   9.76  20.87 
1917 08 29.35   6.60  17.97 
1917 09 23.51   4.26  13.88 
1917 10 14.39  -2.39   6.00 
1917 11 10.60  -4.89   2.85 
1917 12  2.79 -10.18  -3.69 
1918 01 -1.29 -12.80  -7.04 
1918 02   .43 -11.95  -5.76 
1918 03  9.67  -3.87   2.90 
1918 04 10.69  -2.76   3.96 
1918 05 16.28    .77   8.52 
1918 06 27.70   8.75  18.22 
1918 07 25.81   9.25  17.52 
1918 08 25.63   7.89  16.76 
1918 09 19.76   4.83  12.29 
1918 10 15.74   1.37   8.55 
1918 11  2.83  -8.88  -3.02 
1918 12  2.10  -9.05  -3.47 
1919 01  4.32  -8.82  -2.24 
1919 02  -.36 -13.60  -6.98 
1919 03  6.38  -7.18   -.39 
1919 04 15.18  -1.02   7.08 
1919 05 20.46   2.42  11.44 
1919 06 28.63   7.47  18.04 
1919 07 32.31   9.08  20.69 
1919 08 29.98   9.25  19.61 
1919 09 21.91   4.17  13.04 
1919 10  7.62  -5.72    .95 
1919 11  1.83  -9.45  -3.81 
1919 12 -4.44 -17.37 -10.91 
1920 01  6.00 -11.14  -2.57 
1920 02 10.18 -10.37    .-9 
1920 03 99.99  -9.87 -99.99 
1920 04 13.16  -4.03   4.56 
1920 05 21.43   2.90  12.16 
1920 06 24.75   5.83  15.29 
1920 07 29.24   8.64  18.94 
1920 08 28.74   7.37  18.05 
1920 09 22.82   3.02  12.92 
1920 10 11.43  -2.24   4.59 
1920 11  1.95  -9.60  -3.82 
1920 12  3.15  -8.54  -2.69 
1921 01  4.11  -9.05  -2.47 
1921 02  8.35  -8.29    . 3 
1921 03 12.06  -5.31   3.37 
1921 04 12.58  -2.71   4.93 
1921 05 17.49   3.29  10.39 
1921 06 24.96   7.68  16.32 
1921 07 28.81   9.93  19.37 
1921 08 29.32   8.29  18.80 
1921 09 18.70   2.41  10.56 
1921 10 20.21    .70  10.46 
1921 11  7.94  -5.94   1.00 
1921 12  -.32 -10.94  -5.62 
1922 01 -1.81 -12.44  -7.12 
1922 02 -1.95 -15.58  -8.76 
1922 03  7.09  -6.33    .38 
1922 04 13.08  -1.22   5.93 
1922 05 19.16   3.36  11.26 
1922 06 24.43   7.62  16.02 
1922 07 26.21   7.77  16.99 
1922 08 29.55   9.67  19.61 
1922 09 25.30   5.25  15.27 
1922 10 17.48    .63   9.05 
1922 12  -.76 -11.84  -6.30 
1923 01  5.62  -7.71  -1.04 
1923 02 -1.45 -15.22  -8.33 
1923 03  8.70  -6.13   1.28 
1923 04 13.83  -1.66   6.08 
1923 05 19.29   3.64  11.46 
1923 06 23.61   7.16  15.38 
1923 07 29.85  12.42  21.13 
1923 08 30.86   8.14  19.50 
1923 09 24.57   3.04  13.80 
1923 10 13.18   -.71   6.23 
1923 11  9.33  -3.81   2.76 
1923 12  2.72  -7.63  -2.45 
1924 02  8.31  -6.15   1.08 
1924 03  4.35  -5.70   -.67 
1924 04  7.15  -4.57   1.29 
1924 06 23.85   7.82  15.83 
1924 07 30.89  12.11  21.50 
1924 08 32.77   9.33  21.05 
1924 09 25.19   2.60  13.89 
1924 10 15.91   1.50   8.70 
1925 02  5.23  -7.90  -1.33 
1925 05 18.24   3.51  10.87 
1925 07 29.17  11.75  20.45 
1925 08 27.52   7.14  17.33 
1925 09 20.32   6.31  13.31 
1925 10 11.60  -4.05   3.77 
1925 11  7.58 -10.04  -1.23 
1925 12  5.79  -8.08  -1.14 
1926 02  5.90  -6.39   -.24 
1926 03  6.05  -5.35    .35 
1926 04 15.64   -.71   7.46 
1926 05 22.84   2.36  12.60 
1926 06 25.54   7.36  16.45 
1926 07 30.57  13.35  21.96 
1926 08 28.17   9.06  18.61 
1926 09 14.81    .94   7.87 
1926 10 16.21   1.58   8.89 
1926 11  9.68  -1.32   4.18 
1927 06 24.64   6.44  15.54 
1927 10 14.28   3.55   8.91 
1928 02 -1.58  -9.92  -5.75 
1928 03 10.48   -.62   4.92 
1928 04 12.57  -1.77   5.39 
1928 05 21.86   5.41  13.63 
1928 06 22.42   4.73  13.58 
1928 07 29.13  10.87  20.00 
1928 08 23.81   6.93  15.37 
1928 10 14.41   2.05   8.22 
1929 04  7.66  -4.23   1.71 
1929 05 15.06   2.91   8.98 
1929 08 29.60   7.90  18.75 
1929 09 16.20  -2.36   6.91 
1929 10 14.76  -3.37   5.69 
1929 12  2.34  -8.14  -2.90 
1930 01 -8.20 -99.99 -99.99 
1930 02  3.28  -7.37  -2.04 
1930 03  -.74  -7.36  -4.05 
1930 04 13.91  -2.03   5.94 
1930 06 25.46   6.06  15.75 
1930 07 29.76 -99.99 -99.99 
1930 08 28.98  10.92  19.95 
1931 03 11.17  -2.49   4.34 
