1928 01 20.85   3.33  12.09 
1928 02 19.60   3.14  11.37 
1928 03 20.49   5.96  13.22 
1928 04 22.80   3.36  13.08 
1928 05 25.47  10.48  17.97 
1928 06 27.70  10.88  19.29 
1928 07 32.04  11.07  21.55 
1928 08 32.75  11.70  22.22 
1928 09 34.68   9.41  22.04 
1928 10 26.60   5.55  16.07 
1928 11 22.40   4.14  13.27 
1928 12 18.07   2.76  10.41 
1929 01 16.29   1.94   9.11 
1929 02 15.09   1.32   8.20 
1929 03 19.18   3.10  11.14 
1929 04 18.70   5.63  12.17 
1929 05 26.45   8.18  17.31 
1929 06 28.52   9.39  18.95 
1929 07 31.95  12.72  22.33 
1929 08 34.62  14.93  24.77 
1929 09 28.69  12.07  20.38 
1929 10 28.11   8.82  18.46 
1929 11 25.73   3.56  14.64 
1929 12 23.52 -99.99 -99.99 
1930 01 15.46   4.44   9.95 
1930 02 21.31   4.55  12.93 
1930 03 19.39   5.20  12.29 
1930 04 22.96   6.93  14.94 
1930 05 20.91   7.29  14.10 
1930 06 27.62   9.84  18.73 
1930 07 33.12  12.15  22.63 
1930 08 31.84  12.45  22.14 
1930 09 28.04   8.08  18.06 
1930 10 26.64   5.57  16.10 
1930 11 22.61   4.69  13.65 
1930 12 19.57   -.30   9.63 
1931 01 18.76 -99.99 -99.99 
1931 02 18.08 -99.99 -99.99 
1931 03 23.68   3.17  13.42 
1931 04 24.54   7.08  15.81 
1931 05 26.45  11.19  18.82 
1931 06 27.78  11.25  19.51 
1931 07 33.88  15.85  24.86 
1931 08 32.50  16.18  24.34 
1931 09 30.33  10.12  20.22 
1931 10 25.77   7.74  16.75 
1931 11 19.01   3.56  11.28 
1931 12 15.37   1.74   8.55 
1932 01 15.13    .88   8.00 
1932 02 16.61   4.35  10.48 
1932 03 22.15   3.91  13.03 
1932 04 24.21   4.37  14.28 
1932 05 24.82   7.73  16.27 
1932 06 29.09   9.51  19.29 
1932 07 32.21  11.37  21.79 
1932 08 33.28  11.09  22.18 
1932 09 31.69   9.83  20.76 
1932 10 26.79   7.06  16.92 
1932 11 27.36   4.34  15.85 
