1947 01 27.19  22.61  24.90 
1947 02 28.00  24.25  26.12 
1947 03 30.07  25.01  27.54 
1947 04 34.03  25.48  29.75 
1947 05 38.62  27.75  33.18 
1947 06 38.07  28.54  33.30 
1947 07 39.40  29.35  34.37 
1947 08 39.50  29.52  34.51 
1947 09 37.12  28.81  32.96 
1947 10 33.16  28.70  30.93 
1947 11 31.68  27.82  29.75 
1948 02 27.24  22.97  25.10 
1948 04 32.22  26.22  29.22 
1948 05 34.36  26.68  30.52 
1948 06 37.50  29.92  33.71 
1948 07 39.48  30.71  35.09 
1948 08 38.24  30.29  34.26 
1948 09 36.66  29.28  32.97 
1948 10 34.31  26.29  30.30 
1948 11 30.45  22.98  26.71 
1948 12 28.89  21.24  25.06 
1949 01 27.37  23.09  25.23 
1949 02 28.29  23.15  25.72 
1949 03 30.15  24.74  27.44 
1949 04 31.93  25.77  28.85 
1949 05 34.20  28.44  31.32 
1949 06 36.18  30.20  33.19 
1949 07 38.23  31.17  34.70 
1949 08 38.08  31.52  34.80 
1949 09 36.30  30.12  33.21 
1949 10 34.09  26.92  30.50 
1949 11 29.51  24.04  26.77 
1949 12 28.21  23.21  25.71 
1950 01 27.83  21.74  24.78 
1950 02 27.89  22.87  25.38 
1950 03 29.40  24.25  26.82 
1950 04 31.23  25.47  28.34 
1950 05 33.63  27.40  30.51 
1950 06 35.37  29.68  32.52 
1950 07 36.90  30.31  33.60 
1950 08 36.46  29.98  33.22 
1950 09 36.15  29.89  33.02 
1950 10 32.97  25.66  29.31 
1950 11 29.75  23.51  26.63 
1950 12 27.74  22.57  25.15 
1951 01 27.34  21.15  24.24 
1951 02 28.17  22.09  25.13 
1951 03 29.18  23.98  26.58 
1951 04 31.75  25.39  28.57 
1951 05 34.23  27.65  30.93 
1951 06 35.59  29.13  32.36 
1951 07 38.05  31.15  34.59 
1951 08 37.66  31.17  34.41 
1951 09 35.93  30.04  32.98 
1951 10 33.74  28.14  30.94 
1951 11 30.54  25.02  27.78 
1951 12 28.35  23.14  25.74 
1952 01 27.74  22.06  24.90 
1952 02 28.27  23.12  25.69 
1952 03 30.07  24.77  27.42 
1952 04 31.86  26.72  29.29 
1952 05 34.21  28.29  31.25 
1952 06 37.09  30.47  33.78 
1952 07 38.72  31.90  35.31 
1952 08 37.74  31.97  34.85 
1952 09 35.79  29.77  32.78 
1952 10 33.75  26.81  30.28 
1952 11 29.97  24.30  27.13 
1952 12 28.13  23.58  25.85 
1953 01 27.58  21.97  24.77 
1953 02 28.48  23.48  25.98 
1953 03 30.43  25.02  27.72 
1953 04 32.37  26.53  29.45 
1953 05 34.91  28.09  31.50 
1953 06 35.96  30.11  33.03 
1953 07 37.86  30.58  34.22 
1953 08 37.09  31.34  34.22 
1953 09 35.75  30.23  32.98 
1953 10 33.05  26.65  29.84 
1953 11 30.42  25.47  27.94 
1953 12 29.05  23.68  26.36 
1954 01 28.77  22.93  25.85 
1954 02 29.23  24.60  26.91 
1954 03 29.44  25.39  27.41 
1954 04 31.91  27.00  29.45 
1954 05 35.07  28.23  31.65 
1954 06 36.83  30.33  33.58 
1954 07 38.24  30.13  34.18 
1954 09 35.79  31.10  33.44 
1954 10 33.09  27.55  30.32 
1954 11 29.70  25.40  27.55 
1954 12 28.19  23.48  25.83 
1955 01 28.26  24.19  26.22 
1955 02 28.57  22.50  25.53 
1955 03 30.45  19.16  24.80 
1955 04 31.93  21.20  26.56 
1955 05 34.48  23.52  29.00 
1955 06 36.41  25.50  30.95 
1955 07 38.25  26.39  32.32 
1955 08 37.45  26.68  32.06 
1955 09 36.27  25.57  30.92 
1955 10 33.84  22.37  28.10 
1955 11 30.37  21.20  25.78 
1955 12 29.23  23.52  26.37 
1956 01 27.71  21.57  24.64 
1956 02 28.52  23.17  25.84 
1956 03 31.06 -99.99 -99.99 
1956 04 32.27  21.90  27.08 
1956 05 33.58 -99.99 -99.99 
1956 06 36.16  29.23  32.69 
1956 07 37.61  29.61  33.61 
1956 08 36.09  28.42  32.25 
1956 09 36.27  29.10  32.68 
1956 10 33.74  26.06  29.90 
1956 11 30.63  22.10  26.36 
1956 12 28.52  21.71  25.11 
1957 01 27.84  20.61  24.22 
1957 02 28.00  20.84  24.42 
1957 03 99.99  19.07 -99.99 
1957 04 35.00  24.27  29.63 
1957 06 38.16  27.17  32.66 
1957 07 39.68  29.35  34.51 
1957 08 38.48  29.26  33.87 
1957 09 37.43  25.37  31.40 
1957 10 36.90 -99.99 -99.99 
1957 11 35.13  20.43  27.78 
1957 12 33.13  19.33  26.23 
1958 01 31.68  17.71  24.70 
1958 02 32.29  21.75  27.02 
1958 03 34.97 -99.99 -99.99 
1958 04 37.63  23.59  30.61 
1958 05 37.45  26.10  31.77 
1958 06 37.83  28.37  33.10 
1958 07 39.87  30.32  35.09 
1958 08 39.45  29.55  34.50 
1958 09 37.87  28.57  33.22 
1958 10 37.00  26.06  31.53 
1958 11 34.63  23.40  29.01 
1958 12 32.68  19.65  26.16 
1959 01 31.33  13.60  22.46 
1959 02 30.67  14.49  22.58 
1959 03 33.00  17.27  25.13 
1959 04 38.41  22.94  30.67 
1959 05 38.43  23.60  31.01 
1959 06 38.55  25.20  31.87 
1959 07 40.27  27.08  33.67 
1959 08 38.46  26.03  32.24 
1959 09 36.99  24.33  30.66 
1959 10 35.90  20.35  28.12 
1959 11 99.99  17.35 -99.99 
1959 12 99.99  16.94 -99.99 
1960 01 99.99  20.32 -99.99 
1960 02 99.99  15.00 -99.99 
1960 03 99.99  17.10 -99.99 
1960 04 36.66  18.70  27.68 
1960 05 37.03  20.87  28.95 
1960 06 37.93  27.87  32.90 
1960 07 40.71  30.94  35.82 
1960 08 40.34  31.10  35.72 
1960 09 37.40  29.53  33.46 
1960 10 37.13  27.10  32.11 
1960 11 35.27  24.43  29.85 
1960 12 32.65  23.26  27.95 
1961 01 32.61  22.81  27.71 
1961 02 32.46  23.57  28.01 
1961 03 35.03  25.29  30.16 
1961 04 35.97  26.50  31.23 
1961 05 36.45  27.23  31.84 
1961 06 38.13  28.77  33.45 
1961 07 39.34  30.16  34.75 
1961 08 38.25  29.97  34.11 
1961 09 36.66  29.07  32.87 
1961 10 36.23  26.94  31.58 
1961 11 34.30  25.30  29.80 
1961 12 31.97  23.23  27.59 
1962 01 31.06  21.90  26.48 
1962 02 99.99  22.96 -99.99 
1962 03 35.06  24.68  29.87 
1962 04 37.70  26.13  31.91 
1962 05 37.13  27.32  32.22 
1962 06 38.00  29.03  33.51 
1962 07 40.32  31.13  35.72 
1962 08 39.48  30.00  34.73 
1962 09 38.57  30.33  34.45 
1962 10 37.41  25.03  31.22 
1962 11 35.20  23.87  29.53 
1962 12 32.55  21.10  26.82 
1963 01 31.97  21.58  26.77 
1963 02 32.50  22.11  27.30 
1963 03 34.25  24.06  29.16 
1963 04 35.90  26.60  31.25 
1963 05 36.93  27.87  32.40 
1963 06 38.43  29.13  33.78 
1963 07 40.74  31.35  36.04 
1963 08 40.16  31.42  35.79 
1963 09 37.83  29.17  33.50 
1963 10 37.03  26.45  31.74 
1963 11 34.59  25.57  30.08 
1963 12 31.58  23.55  27.56 
1964 01 31.55  23.35  27.45 
1964 02 31.79  23.10  27.44 
1964 03 34.55  24.19  29.37 
1964 04 35.90  25.77  30.83 
1964 05 32.97  26.84  29.90 
1964 06 36.07  28.93  32.50 
1964 07 36.89  29.77  33.33 
1964 08 35.21  29.96  32.58 
1964 09 36.59 -99.99 -99.99 
1964 10 36.39  26.90  31.64 
1964 11 33.87  20.93  27.40 
1964 12 30.48  14.59  22.53 
1965 01 30.58  13.94  22.26 
1965 02 33.14  14.21  23.67 
1965 03 34.00  17.70  25.85 
1965 04 35.13  25.03  30.08 
1965 05 37.71  26.16  31.93 
1965 06 38.03  28.20  33.11 
1965 07 39.65  30.35  35.00 
1965 08 38.48  30.35  34.41 
1965 09 37.70  28.47  33.08 
1965 10 36.39  25.65  31.02 
1965 11 34.07  24.17  29.12 
1965 12 31.35  21.90  26.62 
1966 01 31.52  21.61  26.56 
1966 02 30.46  22.39  26.42 
1966 03 32.52  22.52  27.52 
1966 04 36.53  25.73  31.13 
1966 05 36.55  25.94  31.24 
1966 06 37.77  28.53  33.15 
1966 07 39.61  30.77  35.19 
1966 08 38.68  30.74  34.71 
1966 09 36.47  28.13  32.30 
1966 10 36.25  26.71  31.48 
1966 11 34.03  23.97  29.00 
1966 12 31.68  22.24  26.96 
1967 01 31.45  20.33  25.89 
1967 02 31.63  21.00  26.31 
1967 03 32.47  22.55  27.51 
1967 04 35.37  24.13  29.75 
1967 05 36.84  25.85  31.34 
1967 06 37.68  27.99  32.84 
1967 07 40.16  29.07  34.61 
1967 08 38.62  30.22  34.41 
1967 09 36.72  29.00  32.86 
1967 10 37.00  26.95  31.98 
1967 11 33.77  24.97  29.37 
1968 01 31.26  22.05  26.65 
1968 02 29.20  22.39  25.79 
1968 03 33.08  25.20  29.14 
1968 04 33.93 -99.99 -99.99 
1968 05 38.09  27.78  32.93 
1968 06 37.95  28.93  33.44 
1968 07 40.25 -99.99 -99.99 
1968 08 38.75  26.52  32.64 
1968 09 37.25 -99.99 -99.99 
1968 10 36.65  22.10  29.37 
1968 11 34.47  25.41  29.94 
1969 01 31.65  24.02  27.83 
1969 02 32.09  23.66  27.87 
1969 03 35.62  24.68  30.15 
1969 04 37.50  26.70  32.09 
1969 05 38.11  28.41  33.26 
1969 06 38.81  29.52  34.16 
1969 07 39.43  31.07  35.25 
1969 08 39.73  31.56  35.64 
1969 09 37.46  28.98  33.22 
1969 10 36.95  26.53  31.74 
1969 11 34.80  25.23  30.01 
1969 12 33.00  22.41  27.71 
1970 01 31.51  21.77  26.64 
1970 02 32.66  22.79  27.72 
1970 03 34.21  23.52  28.86 
1970 04 37.20  25.35  31.27 
1970 05 36.55  26.77  31.66 
1970 06 37.68  28.18  32.93 
1970 07 40.55  26.45  33.50 
1970 08 39.88  27.89  33.88 
1970 09 37.20  23.75  30.47 
1970 10 36.09  26.42  31.25 
1970 11 34.65  24.65  29.65 
1970 12 31.86  23.02  27.44 
1971 01 30.75  22.25  26.50 
1971 02 30.81  22.60  26.70 
1971 03 34.66  22.69  28.68 
1971 04 36.66  23.17  29.91 
1971 05 37.74  24.94  31.34 
1971 06 37.97  24.89  31.43 
1971 07 38.83  29.54  34.18 
1971 08 39.32  29.39  34.35 
1971 09 36.34  27.89  32.11 
1971 10 36.06  24.96  30.51 
1971 11 33.66  23.87  28.76 
1971 12 30.56  21.11  25.83 
1972 01 31.58  20.83  26.20 
1972 02 30.92  19.96  25.44 
1972 03 33.75  21.97  27.86 
1972 04 35.59  24.13  29.86 
1972 05 37.45  25.22  31.33 
1972 06 37.97  28.04  33.00 
1972 07 39.78  29.98  34.87 
1972 08 38.72  30.71  34.71 
1972 09 37.24  28.57  32.90 
1972 10 36.43  26.16  31.30 
1972 11 34.33  23.10  28.71 
1972 12 32.66  22.28  27.47 
1973 01 31.14  20.06  25.59 
1973 02 32.78  19.37  26.07 
1973 03 34.15  21.25  27.70 
1973 04 38.18  22.57  30.38 
1973 05 36.91  27.23  32.07 
1973 06 37.87  28.68  33.27 
1973 07 40.81  30.34  35.57 
1973 08 39.24  29.39  34.31 
1973 09 37.61  28.56  33.08 
1973 10 36.11  24.53  30.32 
1973 11 33.82  20.97  27.39 
1973 12 31.79  19.64  25.71 
1974 01 30.85  18.76  24.80 
1974 02 31.60  20.09  25.84 
1974 03 33.55  21.88  27.71 
1974 04 37.48  23.36  30.42 
1974 05 37.40  24.50  30.95 
1974 06 37.50  27.27  32.38 
1974 07 40.07  27.48  33.77 
1974 08 38.45  25.77  32.11 
1974 09 36.55  25.91  31.23 
1974 10 37.24  22.01  29.62 
1974 11 34.75  18.87  26.81 
1974 12 32.46  17.43  24.94 
1975 01 31.81  18.41  25.11 
1975 02 32.16  18.44  25.30 
1975 03 33.99  19.09  26.54 
1975 04 36.11  23.56  29.83 
1975 05 37.28  24.81  31.04 
1975 06 38.90  26.76  32.83 
1975 07 39.71  29.13  34.41 
1975 08 38.25  29.03  33.64 
1975 09 37.13  29.50  33.31 
1975 10 36.37  24.56  30.46 
1975 11 34.77  17.65  26.21 
1975 12 32.25  14.94  23.59 
1976 01 31.19  13.91  22.55 
1976 02 32.32  18.84  25.58 
1976 03 34.24  20.49  27.36 
1976 04 99.99  21.36 -99.99 
1976 05 36.81  24.68  30.74 
1976 06 37.43  27.26  32.34 
1976 07 40.14  29.43  34.78 
1976 08 39.43  29.44  34.43 
1976 09 37.78  27.55  32.66 
1976 10 99.99  23.50 -99.99 
1976 11 99.99  21.31 -99.99 
1976 12 99.99  21.35 -99.99 
1977 02 32.27  18.19  25.23 
1977 03 34.83  18.43  26.63 
1977 04 99.99  20.69 -99.99 
1977 05 36.56  26.94  31.75 
1977 06 39.45  28.31  33.88 
1977 07 41.29  30.03  35.66 
1977 08 40.30  30.10  35.20 
1977 09 37.93  29.03  33.48 
1977 10 36.00  26.52  31.26 
1977 11 34.72  23.79  29.25 
1977 12 33.34  20.70  27.02 
1978 01 32.79  18.95  25.87 
1978 02 32.37  20.83  26.59 
1978 03 34.23  23.27  28.75 
1978 04 38.52  25.48  32.00 
1978 05 38.18  27.46  32.82 
1978 06 39.08  29.76  34.42 
1978 08 38.95  30.97  34.96 
1978 09 36.24  29.45  32.84 
1978 11 33.74  25.21  29.47 
1978 12 31.25  23.07  27.16 
1979 01 30.75  22.29  26.52 
1979 02 31.51  22.00  26.75 
1979 03 33.00  24.12  28.56 
1979 04 36.40  25.27  30.83 
1979 05 36.87  27.25  32.05 
1979 06 38.23  28.26  33.24 
1979 07 39.36  31.09  35.22 
1979 08 39.03  30.98  35.00 
1979 09 36.83  29.50  33.16 
1979 10 36.46  27.06  31.75 
1979 11 34.30  25.37  29.83 
1979 12 31.61  23.80  27.70 
1980 01 31.40  23.33  27.36 
1980 02 31.97  23.87  27.92 
1980 03 33.82  25.64  29.73 
1980 04 35.96  26.50  31.23 
1980 05 38.05  28.45  33.25 
1980 06 39.43  30.73  35.08 
1980 07 40.89  31.87  36.38 
1980 08 38.73  31.16  34.94 
1980 09 37.47  29.95  33.71 
1980 10 36.53  27.35  31.93 
1980 11 34.59  25.24  29.91 
1980 12 32.06  22.90  27.48 
1982 03 33.37  24.93  29.15 
1982 04 36.05  27.08  31.56 
1982 05 37.53  27.78  32.65 
1982 06 37.04  28.52  32.78 
1982 07 39.14  31.04  35.09 
1982 08 38.87  31.17  35.02 
1982 09 36.71  29.42  33.06 
1982 10 36.47  27.42  31.94 
1982 11 32.98  25.43  29.20 
1982 12 32.07  24.05  28.06 
1983 01 30.30  23.67  26.98 
1983 02 30.08  22.98  26.53 
1983 03 32.63  24.64  28.63 
1983 04 35.54  26.46  31.00 
1983 05 38.91  28.62  33.76 
1983 06 36.91  28.78  32.84 
1983 07 39.49  30.48  34.98 
1983 08 39.64  31.29  35.46 
1983 09 37.00  29.37  33.18 
1983 10 36.36  27.09  31.72 
1983 11 33.49  23.76  28.62 
1983 12 31.84  23.47  27.65 
1984 01 30.63  22.18  26.40 
1984 02 31.94  22.52  27.23 
1984 03 34.75  25.05  29.90 
1984 04 37.37  27.05  32.21 
1984 05 37.41  28.34  32.87 
1984 06 38.21  29.02  33.61 
1984 07 39.16  30.51  34.83 
1984 11 33.25  23.89  28.57 
1984 12 31.85  23.05  27.45 
1985 01 31.83  22.71  27.27 
1985 02 30.38  22.00  26.18 
1985 03 34.95 -99.99 -99.99 
1985 04 35.48 -99.99 -99.99 
1985 05 36.72 -99.99 -99.99 
1985 06 37.48  29.21  33.34 
1985 07 39.82  30.22  35.02 
1985 08 39.86  30.36  35.11 
1985 09 37.88  28.40  33.14 
1985 10 35.57  24.94  30.25 
1986 05 34.58  28.29  31.43 
1986 06 37.78  30.60  34.18 
1986 07 37.88  31.01  34.44 
1986 08 38.70  30.77  34.73 
1986 09 36.05  29.69  32.87 
1986 10 32.66 -99.99 -99.99 
1986 11 30.98  24.66  27.82 
1987 04 33.00  26.75  29.87 
1987 05 33.52 -99.99 -99.99 
1987 06 37.57  30.33  33.95 
1987 07 37.78  31.37  34.57 
1987 08 39.18  31.79  35.48 
1987 09 99.99  30.25 -99.99 
1987 11 32.43  24.98  28.70 
1987 12 99.99  23.64 -99.99 
