1921 09 22.37  14.52  18.44 
1924 12 -2.06  -9.78  -5.92 
1929 05 19.62   9.18  14.40 
1930 07 27.55  15.83  21.68 
1930 08 26.75  13.98  20.36 
1930 12  -.29  -6.20  -3.24 
1931 04 14.65   2.90   8.77 
1931 05 19.12   7.87  13.50 
1931 06 25.12  15.98  20.55 
1931 07 29.07  15.92  22.49 
1931 08 26.53  14.16  20.34 
1931 09 23.96  12.88  18.42 
1932 01  4.40  -1.36   1.52 
1932 02  3.91  -4.41   -.24 
1932 03  1.59  -6.50  -2.45 
1932 04 12.34    .75   6.54 
1932 05 19.87   7.80  13.84 
1932 06 25.73  14.65  20.18 
1932 08 26.54  13.42  19.98 
1932 09 20.32   8.78  14.54 
1932 11  4.41  -2.56    .92 
1932 12  1.15  -6.02  -2.43 
1933 01  4.31  -2.75    .78 
1933 02  1.59  -7.76  -3.08 
1933 03  4.02  -2.77    .62 
1933 04 13.39   2.81   8.10 
1933 05 20.20   9.91  15.06 
1933 06 28.33  15.06  21.69 
1933 08 25.74  12.57  19.15 
1933 09 21.68  11.67  16.67 
1933 10 12.31   2.46   7.38 
1933 11  3.96  -2.91    .52 
1933 12  1.10 -99.99 -99.99 
1934 01   .96  -5.52  -2.28 
1934 02 -4.02 -14.82  -9.42 
1934 03  2.55  -7.31  -2.38 
1934 04 11.42   1.24   6.33 
1934 05 22.09  11.67  16.88 
1934 06 28.90  18.54  23.72 
1934 07 31.55  20.42  25.98 
1934 08 27.82  17.73  22.77 
1934 09 23.93  13.62  18.77 
1934 10 14.25   6.35  10.30 
1934 11  7.24   1.47   4.35 
1934 12 -1.61  -7.37  -4.48 
1935 01 -2.27  -8.45  -5.35 
1935 02  -.96  -7.52  -4.23 
1935 03  9.25  -1.40   3.92 
1935 04 10.48   3.41   6.94 
1935 05 16.48   7.69  12.08 
1935 06 21.51  14.00  17.75 
1935 07 27.04  19.29  23.17 
1935 08 25.14  17.54  21.34 
1935 09 19.76  12.00  15.88 
1935 10 15.20   6.01  10.60 
1935 11  5.87    .23   3.05 
1935 12 -1.75  -8.56  -5.15 
1936 01 -3.29 -99.99 -99.99 
1936 02 -3.77 -12.37  -8.07 
1936 03  7.89  -2.15   2.87 
1936 04 10.34   2.32   6.33 
1936 05 23.99  14.24  19.11 
1936 06 25.40  15.79  20.59 
1936 07 30.88  21.36  26.12 
1936 08 30.01  18.89  24.45 
1936 09 23.44  14.34  18.89 
1936 10 14.97   5.73  10.35 
1936 11  3.92  -2.73    .59 
1936 12  2.81  -4.10   -.64 
1937 01  1.83  -6.73  -2.45 
1937 02   .36  -6.07  -2.85 
1937 03  3.44  -3.50    .-2 
1937 04 12.18   2.28   7.23 
1937 05 20.88  11.54  16.20 
1937 06 24.80  16.14  20.46 
1937 07 28.66  18.02  23.34 
1937 08 29.36  19.50  24.43 
1937 09 21.91  11.59  16.75 
1937 10 11.73   4.61   8.17 
1937 11  5.50  -2.16   1.67 
1937 12 -1.36  -6.78  -4.07 
1938 02  2.73  -5.32  -1.29 
1938 03 10.57    .80   5.68 
1938 04 12.80   4.27   8.53 
1938 05 19.27  10.85  15.06 
1938 06 24.50  15.09  19.79 
1938 07 27.77  19.95  23.86 
1938 08 28.25  21.05  24.65 
