1918 03   0.27 -10.62  -5.17 
1918 04  12.24  -2.08   5.08 
1918 05  13.18   1.85   7.51 
1918 06  20.02   8.13  14.07 
1918 07  22.08   9.60  15.84 
1918 08  21.13   9.35  15.24 
1918 09  17.15   5.00  11.07 
1918 10  11.10   -.81   5.14 
1918 11   3.14  -5.78  -1.32 
1918 12  -2.62 -11.11  -6.86 
1919 01   -.19 -10.38  -5.28 
1919 02  -8.87 -19.19 -14.03 
1919 03  -5.49 -16.70 -11.09 
1919 04  12.54   0.55   6.54 
1919 05  16.87   3.39  10.13 
1919 06  20.99   7.82  14.40 
1919 07  22.78  10.12  16.45 
1919 08  22.20   9.85  16.03 
1919 09  17.69   5.95  11.82 
1919 10   3.33  -7.27  -1.97 
1919 11  -5.81 -15.00 -10.40 
1919 12  -7.39 -16.83 -12.11 
1920 01 -11.58 -21.52 -16.54 
1920 02   -.64 -12.27  -6.45 
1920 03  -1.77 -13.26  -7.51 
1920 04   -.28  -7.65  -3.96 
1920 05  14.05   3.06   8.55 
1920 06  18.08   6.51  12.29 
1920 07  24.47  11.81  18.14 
1920 08  21.31   9.55  15.43 
1920 09  16.36   4.25  10.30 
1920 10  10.25  -1.00   4.62 
1920 11   1.45  -7.16  -2.85 
1920 12  -7.30 -15.47 -11.38 
1921 01  -7.45 -17.62 -12.53 
1921 02  -2.79 -12.98  -7.88 
1921 03  -2.33 -14.29  -8.31 
1921 04   9.50  -1.74   3.88 
1921 05  15.06   3.78   9.42 
1921 06  22.07   9.37  15.71 
1921 07  22.47  10.13  16.29 
1921 08  20.27   8.08  14.17 
1921 09  15.08   2.92   9.00 
1921 10  13.90   1.07   7.48 
1921 11  -3.70 -11.97  -7.83 
1921 12  -4.17 -14.06  -9.11 
1922 01  -7.58 -17.67 -12.62 
1922 02 -12.96 -23.39 -18.17 
1922 03   -.41 -11.62  -6.01 
1922 04   9.29  -2.28   3.50 
1922 05  17.33   3.79  10.56 
1922 06  21.54   7.97  14.75 
1922 07  23.71   9.72  16.71 
1922 08  23.76  10.35  17.05 
1922 09  19.51   5.46  12.48 
1922 10  11.20   0.24   5.72 
1922 11   2.93  -6.10  -1.58 
1922 12  -9.72 -16.81 -13.27 
1923 01  -7.96 -17.87 -12.92 
1923 02  -4.21 -17.20 -10.71 
1923 03  -1.27 -11.53  -6.39 
1923 04  10.10  -3.17   3.46 
1923 05  17.02   3.42  10.22 
1923 06  20.91   9.29  15.10 
1923 07  21.89  10.77  16.33 
1923 08  20.93   9.49  15.21 
1923 09  18.21   5.04  11.62 
1923 10  14.23   0.65   7.43 
1923 11   7.68  -3.68   1.99 
1923 12  -1.65 -11.17  -6.41 
1924 01  -8.99 -19.58 -14.28 
1924 02  -1.00 -10.96  -5.98 
1924 03   -.65  -9.28  -4.96 
1924 04   6.76  -3.68   1.54 
1924 05  17.04   3.28  10.16 
1924 06  19.45   6.00  12.73 
1924 07  23.26  10.53  16.89 
1924 08  19.39   8.77  14.08 
1924 09  17.62   4.98  11.31 
1924 10  12.90   0.86   6.87 
1924 11   -.92  -9.14  -5.03 
1924 12 -10.42 -20.20 -15.31 
1925 01 -10.59 -19.54 -15.07 
1925 02 -10.02 -18.29 -14.16 
1925 03   -.55 -11.69  -6.12 
1925 06  20.09   8.29  14.19 
1925 07  23.59  10.55  17.07 
1925 08  20.94   9.34  15.14 
1925 09  14.84   3.69   9.26 
1925 10   4.54  -4.32   0.10 
1925 11   1.41  -9.14  -3.86 
1926 01   -.87 -10.44  -5.65 
1926 02  -1.11 -11.09  -6.10 
1926 03   3.86  -7.13  -1.63 
1926 04  12.77  -1.30   5.73 
1926 05  17.39   4.55  10.96 
1926 07  24.78  11.13  17.95 
1926 08  19.83   8.38  14.10 
1926 09  10.50   0.96   5.73 
1926 10   9.41   -.68   4.36 
1926 11  -3.79 -10.88  -7.33 
1926 12  -7.50 -16.40 -11.95 
1927 01  -9.00 -16.87 -12.94 
1927 02  -7.60 -16.76 -12.18 
1927 03   1.31  -7.71  -3.20 
1927 04   6.39  -3.24   1.57 
1927 05  12.94   2.91   7.92 
1927 06  19.96   8.71  14.34 
1927 07  22.10   9.60  15.85 
1927 08  22.69   9.06  15.87 
1927 09  15.52   3.37   9.44 
1927 10   9.33   -.46   4.43 
1927 11  -8.06 -16.87 -12.46 
1927 12 -14.25 -22.68 -18.46 
1928 01  -2.86 -13.91  -8.38 
1928 02   -.66 -10.29  -5.47 
1928 03   1.58  -9.68  -4.05 
1928 04   4.94  -5.95   -.50 
1928 05  20.16   5.44  12.80 
1928 06  18.35   7.00  12.67 
1928 07  22.93  10.24  16.58 
1928 08  20.21   7.18  13.70 
1928 09  18.79   3.13  10.96 
1928 10   7.64  -3.33   2.15 
1928 11   5.65  -6.20   -.27 
1928 12  -1.10 -11.30  -6.20 
1929 01 -14.62 -25.00 -19.81 
1929 02  -9.03 -18.65 -13.84 
1929 03   2.52  -7.12  -2.30 
1929 04   6.60  -4.77   0.91 
1929 05  15.37   2.17   8.77 
1929 06  20.96   7.28  14.12 
1929 07  23.64   8.50  16.07 
1929 09  15.90   3.00   9.45 
1929 10  15.18   0.25   7.71 
1929 11   3.53  -6.54  -1.50 
1929 12 -99.99 -15.82 -99.99 
1930 01 -14.00 -22.54 -18.27 
1930 02  -0.06 -10.35  -5.20 
1930 03   2.40  -9.99  -3.79 
1930 04  12.44   -.84   5.80 
1930 05  15.00   2.86   8.93 
1930 06  19.51   7.46  13.48 
1930 07  24.18  10.05  17.11 
