1962 05 30.32  16.91  23.61 
1962 06 32.20  20.66  26.43 
1962 07 34.97  21.99  28.48 
1962 08 37.00  22.19  29.59 
1962 09 32.84  19.73  26.29 
1962 10 29.80  15.56  22.68 
1962 11 20.82   6.87  13.84 
1962 12 16.81   5.13  10.96 
1963 01 13.04    .44   6.74 
1963 02 16.64   1.90   9.26 
1963 03 23.87   9.18  16.52 
1963 04 28.29  16.00  22.14 
1963 05 30.98  16.90  23.93 
1963 06 33.80  20.14  26.97 
1963 07 33.68  21.80  27.74 
1963 08 35.49  21.05  28.27 
1963 09 32.12  19.17  25.64 
1963 10 29.64  13.76  21.70 
1963 11 22.14   8.72  15.43 
1963 12 13.16   -.39   6.38 
1964 01 14.83   1.97   8.39 
1964 02 14.94   2.39   8.66 
1964 03 21.94   8.34  15.14 
1964 04 25.81  15.46  20.63 
1964 05 29.65  18.06  23.85 
1964 06 32.56  20.02  26.29 
1964 07 33.80  21.59  27.69 
1964 08 34.15  22.32  28.23 
1964 09 31.20  19.40  25.30 
1964 10 26.32   9.55  17.93 
1964 11 23.41  10.10  16.76 
1964 12 17.19   5.20  11.19 
1965 01 19.17   4.67  11.92 
1965 02 17.62   4.52  11.07 
1965 03 19.65   6.76  13.20 
1965 04 27.39  16.04  21.71 
1965 05 28.81  18.84  23.82 
1965 06 32.40  19.89  26.14 
1965 07 34.99  21.22  28.10 
1965 08 33.75  20.44  27.09 
1965 09 32.09  19.71  25.90 
1965 10 26.25  11.46  18.85 
1965 11 24.44  12.49  18.46 
1965 12 17.95   5.13  11.54 
1966 01 11.67   2.09   6.88 
1966 02 15.99   3.89   9.93 
1966 03 20.84   7.65  14.24 
1966 04 25.43  13.91  19.67 
1966 05 28.24  18.71  23.48 
1966 06 32.07  18.73  25.40 
1966 07 34.29  22.15  28.22 
1966 08 32.34  21.33  26.83 
1966 09 31.03  18.59  24.81 
1966 10 25.78  11.48  18.63 
1966 11 22.51  10.41  16.45 
1966 12 16.25   4.54  10.39 
1967 01 16.20   3.22   9.71 
1967 02 17.69   3.10  10.39 
1967 03 24.54  10.21  17.37 
1967 04 27.61  16.45  22.03 
1967 05 28.09  16.31  22.20 
1967 06 32.68  19.39  26.03 
1967 07 32.59  19.95  26.27 
1967 08 32.88  20.11  26.49 
1967 09 30.18  16.19  23.18 
1967 10 27.94  10.01  18.97 
1967 11 22.40   7.19  14.79 
1967 12 17.29   5.11  11.20 
1968 01 14.73   3.60   9.16 
1968 02 15.50    .51   8.00 
1968 03 19.66   7.07  13.36 
1968 04 25.41  15.30  20.35 
1968 05 28.58  16.87  22.73 
1968 06 30.99  20.15  25.57 
1968 07 32.91  21.10  27.00 
1968 08 33.68  20.89  27.29 
1968 09 30.17  16.90  23.53 
1968 10 27.44  13.02  20.23 
1968 11 20.12   6.79  13.45 
1968 12 17.06   2.91   9.98 
1969 01 16.12   6.04  11.08 
1969 02 17.16   6.01  11.58 
1969 03 18.14   6.27  12.20 
1969 04 25.73  14.11  19.92 
1969 05 28.62  16.68  22.65 
1969 06 32.05  20.10  26.07 
1969 07 34.30  22.78  28.54 
1969 08 34.25  21.45  27.85 
1969 09 32.31  17.62  24.96 
1969 10 28.39  13.53  20.96 
1969 11 21.89   6.61  14.25 
1969 12 99.99   3.46 -99.99 
1970 01 12.93    .86   6.89 
1970 02 18.41   2.38  10.39 
1970 03 20.06   6.79  13.42 
1970 04 26.06  13.97  20.01 
1970 05 28.10  14.95  21.52 
1970 06 31.46  17.79  24.62 
1970 07 33.78  19.35  26.56 
1970 08 34.56  19.78  27.17 
1970 09 31.40  18.95  25.17 
1970 10 24.77  10.02  17.39 
1970 11 20.12   2.60  11.36 
1970 12 21.20   6.51  13.85 
1971 01 18.15   4.44  11.29 
1971 02 18.79   2.36  10.58 
1971 03 20.70   5.74  13.22 
1971 04 25.74   9.18  17.46 
1971 05 28.28  13.85  21.06 
1971 06 33.22  17.08  25.15 
1971 07 34.73  17.77  26.25 
1971 08 32.57  16.74  24.65 
1971 09 30.70  16.00  23.35 
1971 10 28.19  11.40  19.79 
1971 11 22.63   3.53  13.08 
1971 12 20.07   7.82  13.94 
1972 01 18.50   5.94  12.22 
1972 02 18.48   3.38  10.93 
1972 03 23.90   8.21  16.05 
1972 04 27.11  13.10  20.10 
1972 05 29.35  14.43  21.89 
1972 06 32.90  18.66  25.78 
1972 07 31.99  19.59  25.79 
1972 08 32.83  18.42  25.62 
1972 09 32.16  19.14  25.65 
1972 10 26.46 -99.99 -99.99 
1972 11 17.65   5.58  11.61 
1972 12 17.04   3.25  10.14 
1973 01 14.11    .47   7.29 
1973 02 16.52   2.32   9.42 
1973 03 22.53   9.64  16.09 
1973 04 23.35   9.35  16.35 
1973 05 28.64  13.55  21.09 
1973 06 31.04  18.40  24.72 
1973 07 33.96  19.20  26.58 
1973 08 31.70  17.45  24.57 
1973 09 30.62  18.39  24.50 
1973 10 28.33  15.98  22.15 
1973 11 26.67  14.31  20.49 
1973 12 18.75 -99.99 -99.99 
1974 01 17.70   5.70  11.70 
1974 02 20.21   2.76  11.49 
1974 03 24.84  10.51  17.67 
1974 04 26.10  10.78  18.44 
1974 05 29.57  15.61  22.59 
1974 06 32.41  16.37  24.39 
1974 07 34.56  18.57  26.56 
1974 08 33.66  19.11  26.39 
1974 09 28.94  16.75  22.84 
1974 10 27.41  10.58  18.99 
1974 11 21.30   7.21  14.25 
1974 12 17.01   3.54  10.27 
1975 01 18.56   5.63  12.09 
1975 02 18.99   4.42  11.70 
1975 03 21.46   7.45  14.45 
1975 04 24.44  12.57  18.50 
