1950 06  28.84  11.00  19.92 
1950 07  34.09  11.78  22.93 
1950 08  33.56  11.82  22.69 
1950 09  27.86   5.23  16.54 
1950 11   5.92  -2.79   1.56 
1950 12   1.85  -2.20   -.17 
1951 01   -.65  -8.46  -4.55 
1951 02   2.68  -7.14  -2.23 
1951 06  30.75   8.81  19.78 
1951 07  35.88  10.80  23.34 
1951 08  31.70  10.93  21.31 
1951 09  26.22   6.94  16.58 
1951 10  14.53   2.77   8.64 
1951 12 -99.99  -8.82 -99.99 
1952 01  -3.45 -11.19  -7.32 
1952 02   2.54  -6.99  -2.22 
1952 03  10.39  -2.21   4.09 
1952 06  28.00   9.06  18.53 
1952 07  32.56  11.77  22.16 
1952 09  28.70   7.62  18.16 
1952 10  21.80   1.85  11.82 
1952 11   6.55  -3.55   1.50 
1952 12   3.15  -3.37   -.10 
1953 01   5.34  -3.18   1.08 
1953 02   9.01  -3.84   2.58 
1953 03  14.19  -1.56   6.31 
1953 04  17.23   1.22   9.22 
1953 05  22.01   4.36  13.18 
1953 06  24.48   8.28  16.37 
1953 07  31.96  10.10  21.03 
1953 08  30.67  10.48  20.57 
1953 09  28.14   4.81  16.47 
1954 05  24.32   5.17  14.74 
1954 06  24.47   7.00  15.73 
1954 07  30.47   9.08  19.77 
1954 08  28.72   9.07  18.89 
1954 09  24.32   6.46  15.39 
1954 10  16.19  -1.20   7.49 
1955 04  14.83   0.56   7.69 
1955 05  20.84   4.80  12.82 
1955 09  25.12   4.63  14.87 
1955 12 -99.99 -12.71 -99.99 
1956 01 -99.99  -9.05 -99.99 
1956 02  -2.97 -13.73  -8.34 
1956 03   6.54  -5.29   0.62 
1956 04  20.67   1.51  11.09 
1956 07  32.52  12.05  22.28 
1956 09  26.38   4.34  15.36 
1956 10  17.37   0.00   8.68 
1956 11   5.85  -3.21   1.32 
1956 12   1.60  -4.82  -1.61 
1957 01  -5.00 -13.73  -9.36 
1957 05  25.41   9.79  17.60 
