1950 05  14.65  -2.30   6.17 
1950 06  19.06   4.44  11.75 
1950 07  23.67   6.70  15.18 
1950 08  24.02   6.89  15.45 
1950 09  16.77   2.59   9.68 
1950 10  14.01   0.11   7.06 
1950 11   4.67  -8.82  -2.07 
1950 12   4.51  -7.23  -1.35 
1951 01  -1.39 -13.41  -7.40 
1951 02   2.77 -10.34  -3.78 
1951 03   0.91 -12.41  -5.75 
1951 04  11.02  -4.46   3.28 
1951 05  16.15   1.73   8.93 
1951 06  16.87   2.58   9.72 
1951 07  25.84   8.02  16.93 
1951 08  22.44   6.74  14.59 
1951 09  16.81   1.60   9.20 
1951 10  10.20  -1.83   4.18 
1951 11   4.96  -6.29   -.66 
1951 12  -2.48 -13.71  -8.09 
1952 01   -.81 -13.31  -7.06 
1952 02   2.43  -9.74  -3.65 
1952 03   2.90  -9.41  -3.25 
1952 04  16.04   -.98   7.53 
1952 05  17.28   2.92  10.10 
1952 06  21.21   5.88  13.54 
1952 07  25.31   8.12  16.71 
1952 08  25.06   8.20  16.62 
1952 09  22.53   4.69  13.61 
1952 10  16.54   -.19   8.17 
1952 11   3.89  -7.77  -1.94 
1952 12   1.84  -8.01  -3.08 
1953 01   6.00  -3.86   1.07 
1953 02   3.54  -6.16  -1.31 
1953 03   7.73  -4.76   1.48 
1953 04   8.47  -3.55   2.46 
1953 05  13.65   0.15   6.89 
1953 06  19.09   4.92  12.01 
1953 07  28.47   8.41  18.43 
1953 08  26.49   8.07  17.27 
1953 09  23.33   4.32  13.82 
1953 10  16.69   0.52   8.60 
1953 11   9.57  -2.24   3.66 
1953 12   3.62  -6.06  -1.22 
1954 01  -1.65 -13.87  -7.76 
1954 02   8.52  -3.86   2.33 
1954 03   3.18 -10.88  -3.85 
1954 04  10.31  -3.82   3.24 
1954 05  16.90   1.79   9.34 
1954 06  17.45   4.02  10.74 
1954 07  27.26   9.68  18.47 
1954 08  23.28   7.29  15.28 
1954 09  18.96   3.27  11.12 
1954 10  11.95  -3.52   4.21 
1954 11   9.64  -1.86   3.89 
1954 12   2.40  -9.12  -3.36 
1955 01  -1.17 -10.32  -5.75 
1955 02   -.74 -13.03  -6.88 
1955 03   -.23 -11.67  -5.95 
1955 04   8.38  -3.61   2.38 
1955 05  13.54   0.15   6.84 
1955 06  17.18   2.84  10.01 
1955 07  20.96   7.09  14.02 
1955 08  25.37   6.04  15.70 
1955 09  16.15   1.45   8.80 
1955 10  13.39  -1.74   5.82 
1955 11  -3.05 -14.05  -8.55 
1955 12  -2.76 -13.88  -8.32 
1956 03   0.98 -11.10  -5.06 
1956 04  11.63  -2.80   4.41 
1956 05  17.45   3.43  10.44 
1956 06  24.39   5.20  14.79 
1956 07  27.59   8.91  18.25 
1956 08  25.42   7.13  16.27 
1956 09  21.63   3.61  12.62 
1956 10  13.85   -.60   6.62 
1956 11   6.98  -6.14   0.42 
1956 12   4.58  -6.75  -1.08 
1957 01  -7.37 -20.41 -13.89 
1957 02   3.28 -10.97  -3.84 
1957 03   6.51  -6.87   -.17 
1957 04  10.96  -3.27   3.84 
1957 05  17.95   3.41  10.68 
1957 06  21.48   5.86  13.67 
1957 07  28.60   8.75  18.67 
1957 08  27.52   7.33  17.42 
1957 09  21.85   3.80  12.82 
1957 10   9.77  -2.44   3.66 
1957 11   4.64  -6.49   -.92 
1957 12   6.07  -5.16   0.45 
1958 01   4.86  -7.82  -1.48 
1958 02   4.38  -8.82  -2.21 
1958 03   4.14  -8.89  -2.37 
1958 04  10.28  -3.03   3.62 
1958 05  22.71   4.34  13.52 
1958 06  20.04   5.53  12.78 
1958 07  24.16   6.44  15.30 
1958 08  29.72   9.63  19.67 
1958 09  21.14   3.74  12.44 
1958 10  17.19   -.70   8.24 
1958 11   6.96  -7.28   -.16 
1958 12   2.73  -8.72  -2.99 
1959 01   1.48 -10.99  -4.75 
1959 02   -.26 -14.19  -7.22 
1959 03   7.26  -5.71   0.77 
1959 04  13.47  -2.74   5.36 
1959 05  14.05   -.88   6.58 
1959 06  22.68   5.79  14.23 
1959 07  27.83   7.39  17.61 
1959 08  26.51   6.62  16.56 
1959 09  18.69   2.64  10.66 
1959 10  12.68  -2.09   5.29 
