1950 10 28.55  17.69  23.12 
1950 11 30.46  17.83  24.14 
1950 12 31.52  18.70  25.11 
1951 01 32.68  18.16  25.42 
1951 02 33.00  18.86  25.93 
1951 03 31.48  19.26  25.37 
1951 04 32.65  20.03  26.34 
1951 05 32.18  18.96  25.57 
1951 06 31.32  18.81  25.06 
1951 07 30.03  18.28  24.15 
1951 08 28.23  18.40  23.31 
1951 09 29.72  18.07  23.89 
1951 10 29.53  18.20  23.86 
1951 11 31.57  18.20  24.88 
1951 12 32.04  18.17  25.10 
1952 01 33.27  19.36  26.31 
1952 02 33.04  19.58  26.31 
1952 03 33.11  20.35  26.73 
1952 04 32.24  19.71  25.98 
1952 05 31.11  18.33  24.72 
1952 06 31.13  18.45  24.79 
1952 07 28.90  18.69  23.79 
1952 08 28.40  18.31  23.35 
1952 09 27.72  17.77  22.74 
1952 11 31.78  17.71  24.75 
1952 12 33.88  18.48  26.18 
1953 01 34.23  18.33  26.28 
1953 02 32.96  18.98  25.97 
1953 03 32.39  19.76  26.07 
1953 04 33.34  19.99  26.66 
1953 05 31.58  19.31  25.44 
1953 06 29.67  18.92  24.29 
1953 07 29.09  18.12  23.61 
1953 08 27.94  18.37  23.15 
1953 09 29.40  18.09  23.74 
1953 10 29.12  18.36  23.74 
1953 11 30.30  18.45  24.38 
1953 12 31.87  17.87  24.87 
1954 01 32.48  18.15  25.31 
1954 02 32.03  19.19  25.61 
1954 03 32.06  19.48  25.77 
1954 04 29.70  19.02  24.36 
1954 05 27.71  18.54  23.12 
1954 06 26.37  18.06  22.21 
1954 07 25.30  17.86  21.58 
1954 08 25.51  17.79  21.65 
1954 09 26.35  17.99  22.17 
1954 10 27.35  17.44  22.39 
1954 12 31.24  18.14  24.68 
1955 01 31.74  18.49  25.11 
1955 02 31.88  19.51  25.69 
1955 03 29.35  19.66  24.50 
1955 04 28.04  19.20  23.62 
1955 05 27.05  19.32  23.18 
1955 06 26.12  18.56  22.34 
1955 07 25.13  18.17  21.65 
1955 08 24.65  17.79  21.22 
1955 09 25.43  17.73  21.58 
1955 10 27.09  18.44  22.76 
1955 11 29.95  18.99  24.47 
1955 12 31.22  18.15  24.68 
1956 01 31.00  18.04  24.52 
1956 02 31.66  19.14  25.40 
1956 03 28.59  19.16  23.87 
1956 04 29.63  19.65  24.64 
1956 05 29.40  18.92  24.16 
1956 06 27.61  17.89  22.75 
1956 07 26.03  17.95  21.99 
1956 08 25.71  17.99  21.84 
1956 09 26.88  17.91  22.39 
1956 10 28.12  18.40  23.26 
1956 11 30.13  18.93  24.53 
1956 12 30.82  18.70  24.76 
1957 01 31.39  18.51  24.95 
1957 02 32.16  19.49  25.82 
1957 03 32.00  20.36  26.18 
1957 04 29.99  19.87  24.93 
1957 05 28.95  19.59  24.27 
1957 06 27.66  18.90  23.28 
1957 07 27.10  19.14  23.12 
1957 08 26.73  18.71  22.72 
1957 09 27.33  18.26  22.79 
1957 10 27.84  18.56  23.20 
1957 11 29.36  18.82  24.09 
1957 12 31.45  18.83  25.14 
1958 01 33.09  19.68  26.39 
1958 02 33.15  20.01  26.58 
1958 03 32.15  20.76  26.45 
1958 04 30.61  20.02  25.31 
1958 05 29.47  20.04  24.75 
1958 06 27.42  18.71  23.07 
1958 07 25.58  18.43  22.00 
1958 08 26.38  18.61  22.49 
1958 09 27.91  18.60  23.25 
1958 10 28.38  18.54  23.46 
1958 11 30.52  19.09  24.80 
1958 12 31.64  18.92  25.28 
1959 01 31.85  19.16  25.50 
1959 02 33.04  20.06  26.55 
1959 03 33.34  20.56  26.95 
1959 04 29.44  19.57  24.50 
1959 05 28.71  19.69  24.20 
1960 01 31.60  19.03  25.31 
1960 02 32.64  19.42  26.03 
1960 03 31.56  19.96  25.76 
1960 04 29.02  19.52  24.27 
1960 05 28.19  19.44  23.81 
1960 06 27.02  18.46  22.74 
1960 07 26.08  17.95  22.01 
1960 08 26.13  18.23  22.18 
1960 09 26.04  17.78  21.91 
1960 10 27.04  17.86  22.45 
1960 11 29.84  17.86  23.85 
1960 12 31.02  18.85  24.93 
1961 01 31.48  18.67  25.07 
1961 02 31.28  17.90  24.59 
1961 03 32.41  19.74  26.07 
1961 04 28.84  19.16  24.00 
1961 05 29.02  19.43  24.22 
1961 06 27.05  18.31  22.68 
1961 07 25.30  18.04  21.67 
1961 08 25.43  18.11  21.77 
1961 09 25.69  17.31  21.50 
1961 10 27.51  17.69  22.60 
1961 11 30.32  17.23  23.77 
1961 12 30.72  16.58  23.65 
1962 01 30.73  17.04  23.89 
1962 02 32.00  18.74  25.37 
1962 03 29.82  19.20  24.51 
1962 04 28.41  19.10  23.75 
1962 05 27.51  18.76  23.13 
1962 06 26.33  17.91  22.12 
1962 07 26.34  18.20  22.27 
1962 08 25.47  17.67  21.57 
1962 09 25.79  18.03  21.91 
1962 10 26.97  17.78  22.37 
1962 11 28.66  17.91  23.28 
1962 12 30.75  17.82  24.28 
1963 01 31.06  18.01  24.53 
1963 02 30.92  19.33  25.12 
1963 03 30.06  19.33  24.69 
1963 04 28.22  18.96  23.59 
1963 05 27.54  18.91  23.22 
1963 06 27.55  18.64  23.09 
1963 07 25.57  18.29  21.93 
1963 08 25.77  18.14  21.95 
1963 09 26.78  18.19  22.48 
1963 10 27.65  18.33  22.99 
1963 11 29.57  18.15  23.86 
1963 12 30.85  18.24  24.54 
1964 01 30.67  18.39  24.53 
1964 02 31.77  18.90  25.33 
1964 03 30.74  20.00  25.37 
1964 04 28.27  19.17  23.72 
1964 05 28.25  19.10  23.67 
1964 06 26.39  18.08  22.23 
1964 07 25.29  17.73  21.51 
1964 08 25.55  17.86  21.70 
1964 09 25.65  17.60  21.62 
1964 10 26.05  17.68  21.86 
1964 11 28.86  17.36  23.11 
1964 12 29.78  17.90  23.84 
1965 01 30.54  18.37  24.45 
1965 02 30.89  18.59  24.74 
1965 03 29.27  19.43  24.35 
1965 04 28.53  18.68  23.60 
1965 05 28.13  18.85  23.49 
1965 06 26.57  18.67  22.62 
1965 07 26.18  17.99  22.08 
1965 08 25.15  17.79  21.47 
1965 09 26.27  17.40  21.83 
1965 10 27.59  18.09  22.84 
1965 11 30.11  17.96  24.04 
1967 01 30.63  16.95  23.79 
1967 02 32.15  18.95  25.55 
1967 03 31.84  20.36  26.10 
1967 04 31.38  20.04  25.71 
1967 05 28.70  19.29  23.99 
1967 06 25.97  17.69  21.83 
1967 07 25.58  18.01  21.79 
1967 08 24.97  17.79  21.38 
1967 09 25.75  17.59  21.67 
1967 10 26.68  17.69  22.18 
1967 11 29.19  16.89  23.04 
1967 12 30.75  17.79  24.27 
1968 01 30.59  17.37  23.98 
1968 02 31.83  19.04  25.43 
1968 03 29.66  19.26  24.46 
1968 04 28.72  19.11  23.91 
1968 05 27.37  18.54  22.96 
1968 06 25.95  18.32  22.13 
1968 07 25.37  18.11  21.74 
1968 08 25.61  18.25  21.93 
1968 09 26.01  17.64  21.82 
1968 10 26.69  17.66  22.17 
1968 11 28.37  18.27  23.32 
1968 12 30.16  17.86  24.01 
1969 01 29.96  17.32  23.64 
1969 02 32.11  19.16  25.63 
1969 03 28.77  19.79  24.28 
1969 04 29.23  20.29  24.76 
1969 05 28.22  19.69  23.95 
1969 06 27.05  18.54  22.80 
1969 07 25.14  18.20  21.67 
1969 08 25.50  17.73  21.61 
1969 09 26.24  17.99  22.11 
1969 10 27.05  17.71  22.38 
1969 11 29.34  18.21  23.78 
1969 12 31.18  18.45  24.81 
1970 01 30.89  18.29  24.59 
1970 02 32.55  19.67  26.11 
1970 03 31.37  20.09  25.73 
1970 04 29.43  19.84  24.63 
1970 05 27.95  18.91  23.43 
1970 06 27.13  18.36  22.74 
1970 07 25.74  17.78  21.76 
1970 08 24.64  18.02  21.33 
1970 09 25.43  17.70  21.57 
1970 10 27.27  18.21  22.74 
1970 11 30.19  18.26  24.22 
1970 12 30.71  17.42  24.06 
1971 01 30.60  17.29  23.94 
1971 02 31.80  18.98  25.39 
1971 03 30.52  19.45  24.98 
1971 04 28.71  19.21  23.96 
1971 05 28.64  18.95  23.79 
1971 06 26.68  18.08  22.38 
1971 07 25.09  17.59  21.34 
1971 08 25.18  17.00  21.09 
1971 09 25.99  17.27  21.63 
1971 10 27.65  17.62  22.64 
1971 11 30.17  17.86  24.01 
1971 12 29.04  16.14  22.59 
1972 01 30.45  18.26  24.35 
1972 02 31.61  19.19  25.40 
1972 03 30.09  19.45  24.77 
1972 04 28.84  18.95  23.90 
1972 05 27.58  18.57  23.07 
1972 06 26.52  18.10  22.31 
1972 07 26.78  18.29  22.53 
1972 08 25.66  17.94  21.80 
1972 09 26.89  17.79  22.34 
1972 10 27.54  18.14  22.84 
1972 11 29.85  17.62  23.74 
1972 12 30.90  18.11  24.50 
1973 01 31.49  18.65  25.07 
1973 02 32.70  20.40  26.55 
1973 03 31.55  19.84  25.69 
1973 04 29.33  19.67  24.50 
1973 05 28.15  18.75  23.45 
1973 06 27.04  18.29  22.67 
1973 07 26.22  18.06  22.14 
1973 08 25.44  18.12  21.78 
1973 09 26.45  17.85  22.15 
1973 10 28.28  18.20  23.24 
1973 11 29.87  17.23  23.55 
1973 12 30.60  17.50  24.05 
1974 01 30.24  17.37  23.81 
1974 02 31.24  18.79  25.02 
1974 03 30.94  19.21  25.08 
1974 04 28.30  18.37  23.33 
1974 05 26.81  18.37  22.59 
1974 06 26.32  17.81  22.06 
1974 07 25.33  17.54  21.43 
1974 08 25.38  18.15  21.76 
1974 09 25.70  17.42  21.56 
1974 10 27.21  17.70  22.46 
1974 11 29.29  17.75  23.52 
1974 12 29.82  16.62  23.22 
1975 01 30.33  16.70  23.51 
1975 02 31.69  19.15  25.42 
1975 03 30.38  19.59  24.98 
1975 04 29.31  19.48  24.39 
1975 05 28.27  18.81  23.54 
1975 06 26.25  17.82  22.03 
1975 07 25.34  17.48  21.41 
1975 08 24.21  17.78  20.99 
1975 09 25.38  17.27  21.32 
1975 10 26.80  17.43  22.11 
1975 11 29.00  18.02  23.51 
1975 12 29.34  16.59  22.96 
1976 01 30.76  17.58  24.17 
1976 02 30.29  18.95  24.62 
1976 03 29.94  18.93  24.43 
1976 04 28.96  19.10  24.03 
1976 05 27.63  18.27  22.95 
1976 06 26.27  17.79  22.03 
1976 07 25.53  17.70  21.61 
1976 08 25.12  17.40  21.26 
1976 09 26.71  17.86  22.28 
1976 10 27.29  17.89  22.59 
1976 11 28.42  17.45  22.93 
1976 12 30.58  17.93  24.25 
1977 01 30.72  17.99  24.35 
1977 02 31.88  18.73  25.30 
1977 03 31.30  19.95  25.62 
1977 04 30.79  20.26  25.52 
1977 05 28.07  19.06  23.56 
1977 06 26.51  17.94  22.22 
1977 07 25.45  17.99  21.72 
1977 08 25.49  17.95  21.72 
1977 09 26.14  18.03  22.08 
1977 10 27.86  17.70  22.78 
1977 11 30.62  18.25  24.43 
1977 12 29.79  17.24  23.51 
1978 01 31.06  17.26  24.16 
1978 02 32.73  20.08  26.40 
1978 03 31.00  20.08  25.54 
1978 04 27.91  18.91  23.41 
1978 05 27.75  18.99  23.37 
1978 06 25.77  17.87  21.82 
1978 07 24.53  17.78  21.15 
1978 08 25.70  18.19  21.94 
1978 09 26.46  17.50  21.98 
1978 10 27.33  17.70  22.51 
1978 11 29.74  17.29  23.51 
1978 12 30.86  17.98  24.42 
1979 01 31.40  18.46  24.93 
1979 02 31.58  19.62  25.60 
1979 03 31.28  20.10  25.69 
1979 04 28.76  19.95  24.35 
1979 05 27.88  19.07  23.47 
1979 06 26.60  18.15  22.37 
1979 07 25.52  18.06  21.79 
1979 08 25.89  18.29  22.09 
1979 09 26.89  17.98  22.43 
1979 10 27.68  18.15  22.91 
1979 11 28.16  18.57  23.36 
1979 12 30.04  17.01  23.52 
1980 01 31.81  18.32  25.06 
1980 02 32.59  19.51  26.05 
1980 03 31.39  19.84  25.61 
1980 04 30.31  20.02  25.16 
1980 05 27.92  18.94  23.43 
1980 06 26.70  18.71  22.71 
1980 07 25.58  18.46  22.02 
1980 08 26.21  17.83  22.02 
1980 09 27.14  18.04  22.59 
1980 10 27.25  18.06  22.65 
1980 11 28.55  17.98  23.26 
1980 12 30.07  16.76  23.41 
