1928 02  1.12 -14.02  -6.45 
1928 03  5.35  -6.58   -.61 
1928 04 10.42  -3.31   3.55 
1928 05 22.72   4.85  13.78 
1928 07 24.91  11.26  18.08 
1928 08 23.20   6.90  15.05 
1928 09 21.09   1.23  11.16 
1928 10 11.53  -3.76   3.88 
1928 11  7.72  -9.56   -.92 
1928 12   .28 -12.25  -5.98 
1929 01 12.69 -24.23 -18.45 
1929 02 -8.82 -22.74 -15.78 
1929 03  7.29  -5.85    .72 
1929 05 16.20   1.74   8.97 
1929 06 21.94   6.23  14.08 
1929 09 17.81   1.23   9.51 
1929 10 16.48  -2.15   7.16 
1929 11  5.17  -6.78   -.80 
1929 12 -6.08 -15.52 -10.80 
1930 01 13.76 -23.86 -18.81 
1930 02  2.94  -6.74  -1.89 
1930 03  4.37  -8.89  -2.26 
1930 04 16.23    .29   8.26 
1930 05 17.21   3.22  10.21 
1930 06 23.08   6.71  14.89 
1930 07 28.98   9.63  19.30 
1930 08 28.41   9.38  18.89 
1930 09 20.64   4.44  12.54 
1930 10  9.84  -3.28   3.28 
1930 11  4.25  -8.72  -2.23 
1930 12  3.39 -10.22  -3.41 
1931 01  2.81 -10.85  -4.02 
1931 02  6.85  -9.07  -1.10 
1931 03  3.67  -7.80  -2.06 
1931 04 13.96  -2.65   5.65 
1931 05 22.23   1.80  12.01 
1931 06 25.45   9.64  17.54 
1931 07 26.94   9.77  18.35 
1931 08 26.50   7.74  17.11 
1931 09 20.68   3.08  11.88 
1931 10 17.37  -1.45   7.96 
1931 11  1.15 -11.24  -5.04 
1931 12 -1.04 -11.66  -6.35 
1932 01 -5.31 -17.90 -11.60 
1932 02 -3.63 -14.24  -8.93 
1932 03 -2.53 -11.04  -6.78 
1932 04 12.76    .82   6.79 
1932 05 19.02   4.19  11.60 
1932 06 21.90   9.22  15.56 
1932 07 27.70  10.62  19.16 
1932 08 25.25  10.83  18.04 
1932 09 18.99   2.90  10.94 
1932 10  9.18  -2.06   3.56 
1932 11  3.32  -7.97  -2.32 
1932 12 -3.26 -15.61  -9.43 
1933 01 -1.09 -13.33  -7.21 
1933 02 -3.82 -17.70 -10.76 
1933 03  5.73  -7.73  -1.00 
1933 04  9.00  -2.64   3.17 
1933 05 17.03   3.32  10.17 
1933 06 24.92   8.85  16.89 
1933 07 28.22  10.00  19.11 
1933 08 25.00   7.11  16.05 
1933 09 18.52   2.61  10.56 
1933 10  9.68  -2.31   3.68 
1933 11  6.08  -6.07    . 0 
1933 12 10.12 -20.62 -15.37 
1934 01   .51 -11.64  -5.56 
1934 02  3.98  -6.36  -1.19 
1934 03  3.09  -6.78  -1.84 
1934 04 17.15   -.41   8.37 
1934 05 23.78   6.23  15.00 
1934 09 16.58   1.51   9.04 
1934 10 16.42   -.65   7.88 
1934 11  6.19  -6.02    . 8 
1934 12 -3.87 -14.47  -9.17 
1935 01 10.64 -20.94 -15.79 
1935 02   .98 -12.52  -5.77 
1935 03  -.90 -10.79  -5.84 
1935 04  7.11  -4.86   1.12 
1935 06 22.16   6.34  14.25 
1935 07 28.63  10.79  19.70 
1935 08 25.89   6.25  16.07 
1935 10 14.07  -4.21   4.92 
1935 11   . 3 -11.67  -5.82 
1935 12   .39 -10.82  -5.21 
1936 01 10.16 -19.12 -14.64 
1936 02 20.62 -33.24 -26.93 
1936 03  2.15  -7.62  -2.73 
1936 04 10.81  -3.28   3.76 
1936 05 26.48   6.56  16.52 
1936 06 24.16   8.66  16.41 
1936 07 32.83  10.84  21.83 
1936 11  6.36  -8.14   -.89 
1936 12 -7.95 -16.01 -11.98 
1937 01 17.12 -29.13 -23.12 
1937 02 -9.67 -22.24 -15.95 
1937 03  1.52  -7.97  -3.22 
1937 04 12.42  -1.12   5.65 
1937 05 19.62   2.78  11.20 
1937 06 25.46   7.32  16.39 
