1948 01 -3.87 -13.78  -8.82 
1948 02   .26 -10.03  -4.88 
1948 03  6.38  -4.48    .94 
1948 04 18.12   6.85  12.49 
1948 05 19.86   9.20  14.53 
1948 06 25.65  14.92  20.28 
1948 07 30.11  18.69  24.40 
1948 08 29.07  17.83  23.45 
1948 09 25.86  14.30  20.08 
1948 10 17.00   4.58  10.79 
1948 11  8.20   1.30   4.75 
1948 12  1.61  -7.10  -2.74 
1949 01  -.68 -10.46  -5.57 
1949 02  -.20 -10.67  -5.43 
1949 03  6.12  -2.53   1.79 
1949 04 15.99   3.28   9.63 
1949 05 22.98  11.55  17.26 
1949 06 28.41  17.49  22.95 
1949 07 30.00  20.10  25.05 
1949 08 29.00  17.87  23.43 
1949 09 20.71   9.50  15.10 
1949 10 19.20   7.54  13.37 
1949 11  9.50    .16   4.83 
1949 12  2.21  -6.63  -2.21 
1950 01   .-1 -11.58  -5.79 
1950 02  -.41  -9.26  -4.83 
1950 03  3.33  -5.23   -.95 
1950 04 10.05    .72   5.38 
1950 05 21.57  10.43  16.00 
1950 06 25.74  14.74  20.24 
1950 07 27.53  15.77  21.65 
1950 08 25.61  14.91  20.26 
1950 09 22.95  12.18  17.56 
1950 10 21.01   8.46  14.73 
1950 11  5.27  -3.86    .70 
1950 12 -3.24 -12.00  -7.62 
1951 01 -3.62 -13.08  -8.35 
1951 02  -.26 -10.87  -5.56 
1951 03  3.26  -6.17  -1.45 
1951 04 11.64   2.55   7.09 
1951 05 23.19  11.86  17.52 
1951 06 23.82  13.61  18.71 
1951 07 27.72  16.54  22.13 
1951 08 25.82  15.86  20.84 
1951 09 21.71  10.36  16.03 
1951 10 16.79   6.41  11.60 
1951 11  3.26  -6.33  -1.53 
1951 12  -.69 -10.22  -5.45 
1952 01 -1.00 -11.52  -6.26 
