1964 07  32.41   6.77  19.59 
1964 08  29.40   4.87  17.13 
1964 09  24.14   0.25  12.19 
1964 10  21.33  -1.91   9.71 
1964 11   6.97  -4.67   1.14 
1964 12   1.77  -7.07  -2.65 
1965 01   3.04  -5.72  -1.33 
1965 02   6.88  -8.22   -.67 
1965 03   9.72  -8.60   0.55 
1965 04  15.47   -.83   7.32 
1965 05  19.48   0.34   9.91 
1965 06  25.45   4.85  15.15 
1965 07  31.18   6.53  18.85 
1965 08  29.18   7.26  18.22 
1965 09  21.36  -0.09  10.63 
1965 10  22.33  -2.02  10.15 
1965 11   8.89  -2.98   2.95 
1965 12   2.14  -9.35  -3.60 
1966 01   2.55  -8.77  -3.11 
1966 02   5.35  -9.58  -2.11 
1966 03  11.16  -6.82   2.16 
1966 04  16.65  -3.21   6.72 
1966 05  25.35   1.26  13.30 
1966 06  25.48   3.65  14.56 
1966 07  33.46   4.89  19.17 
1966 08  32.34   5.12  18.73 
1966 09  29.12   3.50  16.31 
1966 10  18.66  -3.38   7.64 
1966 11   8.09  -3.76   2.16 
1966 12   2.29  -7.35  -2.53 
1967 01   2.45  -6.01  -1.78 
1967 02   7.08  -7.65   -.28 
1967 03   8.51  -5.53   1.49 
1967 04  10.86  -2.85   4.00 
1967 05  21.37   -.57  10.40 
1967 06  24.77   5.09  14.93 
1967 07  33.27   6.93  20.10 
1967 08  36.02   6.27  21.14 
1967 09  29.96   5.00  17.48 
1967 10  16.62   -.17   8.22 
1967 11   8.72  -3.04   2.84 
1967 12   0.50  -8.97  -4.23 
1968 01   2.03  -9.41  -3.69 
1968 02   8.47  -4.52   1.97 
1968 03  13.55  -3.55   5.00 
1968 04  14.61  -3.02   5.79 
1968 05  19.98   0.89  10.43 
1968 06  25.76   5.35  15.55 
1968 07  33.52   6.94  20.23 
1968 08  26.42   7.44  16.93 
1968 09  24.05   3.63  13.84 
1968 10  16.07   -.72   7.67 
1968 11   6.31  -2.76   1.77 
1968 12   0.73  -6.76  -3.01 
1969 01   1.00  -7.04  -3.02 
1969 02   4.98  -6.55   -.78 
1969 03  10.64  -7.00   1.82 
1969 04  17.74  -1.40   8.17 
1969 05  24.74   2.03  13.38 
1969 06  25.05   6.09  15.57 
1969 07  31.50   7.32  19.41 
1969 08  34.09   5.17  19.63 
1969 09  27.55   3.83  15.69 
1969 10  15.10  -2.74   6.18 
1969 11   8.82  -5.60   1.60 
1969 12   3.21  -6.52  -1.65 
1970 01   2.56  -5.07  -1.25 
1970 02   9.45  -5.83   1.81 
1970 03   9.42  -4.33   2.54 
1970 04  11.60  -3.25   4.17 
1970 05  21.18   0.99  11.08 
1970 06  26.15   6.10  16.12 
1970 07  31.36   7.55  19.45 
1970 08  33.99   5.98  19.98 
1970 09  22.82   1.43  12.12 
1970 10  15.39  -2.15   6.62 
1970 12   -.72  -9.18  -4.95 
1971 01   1.20  -7.69  -3.24 
1971 02   5.03  -7.52  -1.24 
1971 03   6.37  -5.67   0.34 
1971 04  14.91  -2.08   6.41 
1971 05  21.71   2.17  11.94 
1971 06  24.17   5.21  14.69 
1971 07  31.46   7.31  19.38 
1971 08  34.82   8.21  21.51 
1971 09  23.34   1.00  12.17 
1971 10  16.90  -1.00   7.95 
1971 11   6.20  -3.84   1.17 
1971 12   -.70  -8.39  -4.54 
1972 01   0.11  -9.46  -4.67 
1972 02   3.92  -6.28  -1.18 
1972 03  11.31  -2.71   4.30 
1972 04  12.88  -2.30   5.29 
1972 05  22.20   1.36  11.78 
1972 06  25.81   5.54  15.67 
1972 07  30.52   5.75  18.13 
1972 08  31.70   7.05  19.37 
1972 09  22.37   1.74  12.05 
1972 10  18.29   0.18   9.24 
1972 11   6.41  -3.21   1.59 
1972 12  -1.02  -9.00  -5.01 
1973 01   0.19  -8.01  -3.91 
1973 02   7.63  -5.21   1.21 
1973 03  10.38  -3.74   3.32 
1973 04  14.75  -1.98   6.38 
1973 05  23.21   1.60  12.40 
1973 06  26.62   5.34  15.98 
1973 07  33.34   7.83  20.59 
1973 08  31.36   7.15  19.25 
1973 09  25.02   4.06  14.54 
1973 11   4.42  -1.46   1.48 
1974 05  20.00   1.16  10.58 
1974 06  30.40   5.35  17.87 
1974 08  29.28   6.32  17.80 
1974 09  27.66   1.66  14.66 
1974 10  19.14   -.91   9.11 
1975 04  10.84  -2.27   4.28 
