1956 05 31.33  16.90  24.11 
1956 06 31.23  18.45  24.84 
1956 07 32.41  20.49  26.45 
1956 08 33.62  20.57  27.09 
1956 09 30.67  18.17  24.42 
1956 10 27.51  15.17  21.34 
1956 11 23.36   6.51  14.93 
1956 12 22.94   7.94  15.44 
1957 01 22.55   8.82  15.68 
1957 02 24.47  10.38  17.42 
1957 03 23.10   7.72  15.41 
1957 04 26.90  13.37  20.13 
1957 05 30.54  16.70  23.62 
1957 06 31.95  20.49  26.22 
1957 07 32.95  21.59  27.27 
1957 08 33.00  20.88  26.94 
1957 09 30.42  20.51  25.46 
1957 10 25.71  12.47  19.09 
1957 11 23.87  11.09  17.48 
1957 12 19.45   4.26  11.85 
1958 01 15.75   1.58   8.66 
1958 02 15.81    .84   8.32 
1958 03 21.75   8.75  15.25 
1958 04 26.75  12.53  19.64 
1958 05 29.18  15.94  22.56 
1958 06 32.71  20.51  26.61 
1958 07 32.40  21.17  26.78 
1958 08 33.28  20.83  27.05 
1958 09 32.98  19.79  26.39 
1958 10 27.30  12.96  20.12 
1958 11 24.90  10.08  17.49 
1958 12 18.40   4.64  11.52 
1959 01 18.62   3.59  11.10 
1959 02 21.30  11.00  16.15 
1959 03 21.95   8.70  15.32 
1959 04 25.58  12.15  18.86 
1959 05 31.24 -99.99 -99.99 
1959 06 31.53  19.91  25.72 
1959 07 32.16  21.04  26.60 
1959 08 32.89  21.32  27.10 
1959 09 31.50  19.92  25.71 
1959 10 27.94  18.07  23.00 
1959 11 22.82   7.83  15.32 
1959 12 19.76   4.26  12.01 
1960 01 18.50   4.53  11.51 
1960 02 19.34   4.00  11.67 
1960 03 20.65   5.46  13.05 
1960 04 27.09  12.20  19.64 
1960 05 29.08  13.74  21.41 
1960 06 32.02  18.06  25.04 
1960 07 32.95  21.26  27.10 
1960 08 32.68  20.70  26.69 
1960 09 31.92  19.95  25.93 
1960 10 29.40  14.44  21.92 
1960 11 24.82   9.24  17.02 
1960 12 18.54   1.48  10.01 
1961 01 17.73   1.65   9.68 
1961 02 21.70   7.23  14.46 
1961 03 25.62   9.99  17.80 
1961 04 25.18   8.59  16.88 
1961 05 29.53  14.66  22.09 
1961 06 32.15  17.52  24.83 
1961 07 33.13  19.37  26.25 
1961 08 32.18  20.44  26.31 
1961 09 32.40  19.20  25.80 
1961 10 29.36  10.52  19.94 
1961 11 25.31   9.47  17.39 
1961 12 20.29   5.75  13.02 
1962 01 18.78   4.04  11.41 
1962 02 24.46   8.83  16.64 
1962 03 22.14   7.24  14.69 
1962 04 26.02   9.89  17.95 
1962 05 33.83  15.99  24.91 
1962 06 32.74  18.86  25.80 
1962 07 34.25  20.88  27.57 
1962 08 33.90  20.52  27.21 
1962 09 30.94  19.46  25.20 
1962 10 29.60  12.86  21.23 
1962 11 21.97   6.74  14.35 
1962 12 19.23   4.10  11.66 
1963 01 17.45   3.56  10.50 
1963 02 18.04   3.04  10.54 
1963 03 24.91   9.85  17.38 
1963 04 28.51  12.10  20.30 
1963 05 31.17  16.62  23.90 
1963 06 32.40  19.82  26.11 
1963 07 33.11  20.70  26.90 
1963 08 33.93  21.26  27.59 
1963 09 32.18  19.65  25.91 
1963 10 29.51  11.92  20.71 
1963 11 22.54   7.78  15.16 
1963 12 16.23    .97   8.59 
1964 01 17.49   4.64  11.06 
1964 02 17.36   3.26  10.31 
1964 03 22.95   9.27  16.11 
1964 04 27.39  12.59  19.99 
1964 05 30.63  15.27  22.95 
1964 06 33.52  19.26  26.39 
1964 07 31.83  20.86  26.34 
1964 08 32.87  21.08  26.97 
1964 09 31.85  19.50  25.67 
1964 10 26.19  11.62  18.90 
1964 11 24.80  10.29  17.54 
1964 12 20.44   8.50  14.47 
1965 01 19.91   4.71  12.31 
1965 02 19.64   6.37  13.00 
1965 03 22.97   9.85  16.41 
1965 04 28.65  14.07  21.36 
1965 05 32.02  14.84  23.43 
1965 06 30.87  19.37  25.12 
1965 07 31.93  20.71  26.32 
1965 08 32.38  20.93  26.65 
1965 09 31.38  20.72  26.05 
1965 10 27.63  13.82  20.72 
1965 11 24.30  10.24  17.27 
1965 12 20.19   5.09  12.64 
1966 01 15.60   3.80   9.70 
1966 02 18.39   5.06  11.72 
1966 03 22.26   7.10  14.68 
1966 04 26.65  11.28  18.96 
1966 05 29.11  17.35  23.23 
1966 06 30.89  18.44  24.66 
1966 07 33.30  21.25  27.27 
1966 08 32.84  20.57  26.70 
1966 09 31.41  18.89  25.15 
1966 10 27.34  14.80  21.07 
1966 11 23.74   7.26  15.50 
1966 12 19.07   4.57  11.82 
1967 01 19.76   5.81  12.78 
1967 02 19.12   5.26  12.19 
1967 03 25.63   9.43  17.52 
1967 04 29.44  14.21  21.82 
1967 05 31.16  14.90  23.03 
1967 06 31.78  19.60  25.69 
1967 07 32.02  19.87  25.94 
1967 08 31.73  20.65  26.18 
1967 09 29.96  17.11  23.53 
1967 10 27.60  10.81  19.20 
1967 11 23.48   6.70  15.09 
1967 12 20.99   8.13  14.56 
1968 01 19.11   4.75  11.93 
1968 02 17.24    .94   9.09 
1968 03 22.66   5.36  14.01 
1968 04 28.82  13.27  21.04 
1968 05 31.00  15.14  23.07 
1968 06 34.06  19.52  26.79 
1968 07 32.84  20.64  26.74 
1968 08 33.72  21.18  27.45 
1968 09 31.84  19.07  25.45 
1968 10 28.03  13.74  20.88 
1968 11 21.23   6.35  13.79 
1968 12 18.20   3.17  10.68 
1969 01 18.20   4.60  11.40 
1969 02 18.59   4.16  11.37 
1969 03 19.51   4.81  12.16 
1969 04 27.35  12.59  19.97 
1969 05 29.92  15.42  22.67 
1969 06 34.43  19.77  27.10 
1969 07 33.27  21.61  27.44 
1969 08 31.81  20.82  26.31 
1969 09 30.98  19.03  25.00 
1969 10 27.60  16.74  22.17 
1969 11 21.50   6.04  13.77 
1969 12 19.09   3.25  11.17 
1970 01 13.76   2.44   8.10 
1970 02 18.70   2.28  10.49 
1970 03 23.07   9.14  16.11 
1970 04 27.80  14.19  20.99 
