1937 01 99.99  -4.23 -99.99 
1937 02 99.99  -5.66 -99.99 
1937 03  1.71  -5.33  -1.81 
1937 04 10.93   2.46   6.69 
1937 05 18.85   8.16  13.50 
1937 06 23.04  14.54  18.79 
1937 07 26.57  17.78  22.17 
1937 08 27.81  18.62  23.22 
1937 09 21.29  11.62  16.45 
1937 10 99.99   5.05 -99.99 
1937 11 99.99    .65 -99.99 
1937 12   .69  -5.49  -2.39 
1938 01 99.99  -8.02 -99.99 
1938 02 99.99  -6.67 -99.99 
1938 03  9.43  -2.99   3.22 
1938 04 13.47   2.79   8.13 
1938 05 18.79   8.43  13.61 
1938 06 24.44  13.89  19.16 
1938 07 26.67  17.77  22.22 
1938 08 27.05  18.49  22.77 
1938 09 20.04  10.74  15.39 
1938 10 16.86   6.77  11.81 
1938 11 12.35   1.07   6.71 
1938 12  3.31  -3.96   -.32 
1939 01 99.99  -7.72 -99.99 
1939 02  3.66  -8.04  -2.19 
1939 03 99.99  -5.57 -99.99 
1939 04  8.92   -.18   4.37 
1939 05 18.79   7.01  12.90 
1939 06 23.72  13.92  18.82 
1939 07 26.73  16.65  21.68 
1939 08 27.10  17.58  22.34 
1939 09 23.00  12.82  17.91 
1939 10 99.99   6.32 -99.99 
1939 11  7.05   -.98   3.03 
1939 12 99.99  -2.93 -99.99 
1940 01 -3.95 -11.47  -7.71 
1940 02  -.45  -8.18  -4.31 
1940 03   .77  -6.54  -2.88 
1940 04 10.10   -.41   4.84 
1940 05 18.50   5.78  12.14 
1940 06 22.44  13.02  17.73 
1940 07 25.48  16.37  20.93 
1940 08 26.26  15.58  20.92 
1940 09 20.68  11.48  16.08 
1940 10 14.46   4.63   9.54 
1940 11  7.71    .26   3.98 
1940 12 99.99  -3.67 -99.99 
1941 01 99.99  -7.27 -99.99 
1941 02 99.99  -8.46 -99.99 
1941 03  2.16  -7.35  -2.59 
1941 04 15.24   2.59   8.91 
1941 05 19.04   7.82  13.43 
1941 06 25.00  14.05  19.52 
1941 07 27.92  17.54  22.73 
1941 08 24.98  15.33  20.15 
1941 09 25.13  13.36  19.24 
