1956 01 30.00  20.50  25.25 
1956 02 30.30  19.20  24.75 
1956 03 31.10  19.70  25.40 
1956 04 32.00  21.10  26.55 
1956 05 31.60  21.30  26.45 
1956 06 32.30  21.10  26.70 
1956 07 33.70  21.70  27.70 
1956 08 33.20  24.20  28.70 
1956 09 32.09  21.60  26.84 
1956 10 32.30  23.10  27.70 
1956 11 32.00  22.30  27.15 
1956 12 32.20  20.00  26.10 
1957 01 32.00  19.79  25.90 
1957 02 32.59  20.10  26.34 
1957 03 31.50  19.20  25.35 
1957 04 31.70  19.70  25.70 
1957 05 33.30  23.40  28.34 
1957 06 32.90  24.70  28.80 
1957 07 32.00  24.00  28.00 
1957 08 32.70  23.60  28.15 
1957 09 31.60  23.50  27.55 
1957 10 32.40  23.30  27.85 
1957 11 32.80  22.80  27.80 
1957 12 32.20  21.10  26.65 
1958 01 29.40  20.10  24.75 
1958 02 31.20  18.60  24.90 
1958 03 31.50  19.60  25.55 
1958 04 31.10  20.90  26.00 
1958 05 32.59  22.70  27.65 
1958 06 32.09  24.70  28.40 
1958 07 31.20  24.00  27.60 
1958 08 31.40  23.70  27.55 
1958 09 30.50  23.50  27.00 
1958 10 31.80  23.20  27.50 
1958 11 31.90  21.90  26.90 
1958 12 32.09  21.30  26.70 
1959 01 31.20  20.50  25.85 
1959 02 32.30  20.50  26.40 
1959 03 32.00  20.40  26.20 
1959 04 33.09  22.50  27.80 
1959 05 33.30  24.20  28.75 
1959 06 31.80  24.10  27.95 
1959 07 32.80  23.50  28.15 
1959 08 32.30  23.70  28.00 
1959 09 31.60  23.20  27.40 
1959 10 31.10  23.20  27.15 
1959 11 31.50  22.50  27.00 
1959 12 31.30  20.50  25.90 
1960 01 31.90  20.90  26.40 
1960 03 31.20  18.90  25.05 
1960 04 30.90  18.50  24.70 
1960 05 32.59  21.80  27.20 
1960 06 32.30  23.90  28.09 
1960 07 31.50  24.00  27.75 
1960 08 31.50  23.70  27.60 
1960 09 31.00  23.20  27.10 
1960 10 31.10  23.10  27.10 
1960 11 32.00  21.90  26.95 
1960 12 31.80  19.70  25.75 
1961 02 31.50  19.29  25.40 
1961 03 30.00  21.00  25.50 
1961 04 31.20  20.90  26.05 
1961 05 31.80  23.00  27.40 
1961 06 30.60  24.90  27.75 
1961 07 29.60  25.30  27.45 
1961 08 30.70  25.90  28.30 
1961 09 29.70  25.00  27.35 
1961 10 30.30  25.10  27.70 
1961 11 29.70  24.20  26.95 
1961 12 29.30  22.00  25.65 
1962 01 29.30  20.50  24.90 
1962 02 29.50  20.00  24.75 
1962 03 29.00  19.90  24.45 
1962 04 29.40  21.00  25.20 
1962 05 34.20  22.30  28.25 
1962 06 30.30  23.90  27.09 
1962 07 30.20  25.70  27.95 
1962 08 30.40  25.60  28.00 
1962 09 29.70  24.30  27.00 
1962 10 29.90  23.50  26.70 
1962 11 30.10  23.10  26.60 
1962 12 30.20  22.50  26.35 
1963 01 30.50  20.70  25.60 
1963 02 30.50  18.20  24.35 
1963 03 31.20  20.00  25.60 
1963 04 32.09  20.60  26.34 
1963 05 34.20  22.70  28.45 
1963 06 33.70  24.20  28.95 
1963 07 31.80  23.50  27.65 
1963 08 32.70  23.70  28.20 
1963 09 31.80  23.30  27.55 
1963 10 32.90  22.90  27.90 
1963 11 32.09  21.70  26.90 
1963 12 31.70  20.80  26.25 
1964 01 31.60  21.30  26.45 
1964 02 30.40  19.29  24.84 
1964 03 32.30  19.60  25.95 
1964 04 32.09  20.90  26.50 
1964 05 32.59  22.60  27.59 
1964 06 32.00  23.70  27.85 
1964 07 31.80  23.50  27.65 
1964 08 32.30  23.20  27.75 
1964 09 31.30  22.80  27.05 
1964 10 32.30  22.60  27.45 
1964 11 31.80  21.10  26.45 
1964 12 31.30  18.90  25.09 
1965 01 30.80  18.60  24.70 
1965 02 31.20  18.70  24.95 
1965 03 30.60  18.29  24.45 
1965 04 31.60  20.70  26.15 
1965 05 32.20  22.60  27.40 
1965 06 32.30  24.00  28.15 
1965 07 33.20  23.30  28.25 
1965 08 32.59  22.90  27.75 
1965 09 32.59  22.80  27.70 
1965 10 32.70  22.50  27.60 
1965 11 33.09  22.50  27.80 
1965 12 32.40  21.40  26.90 
1966 01 31.70  20.60  26.15 
1966 02 31.60  21.80  26.70 
1966 03 32.09  20.40  26.25 
1966 04 31.10  20.00  25.55 
1966 05 32.59  23.00  27.80 
1966 06 31.90  23.60  27.75 
1966 07 32.40  23.40  27.90 
1966 08 32.50  23.00  27.75 
1966 09 31.70  22.80  27.25 
1966 10 31.30  21.90  26.59 
1966 11 31.70  21.10  26.40 
1966 12 31.40  19.60  25.50 
1967 01 30.30  18.90  24.59 
1967 02 30.80  18.00  24.40 
1967 03 31.20  19.00  25.10 
1967 04 31.70  21.00  26.35 
1967 05 32.40  21.90  27.15 
1967 06 31.60  22.90  27.25 
1967 07 32.90  23.30  28.10 
1967 08 32.50  23.20  27.85 
1967 09 31.40  22.90  27.15 
1967 10 32.40  22.90  27.65 
1967 11 32.59  22.00  27.30 
1967 12 32.20  21.60  26.90 
1968 01 32.40  20.20  26.30 
1968 02 32.09  19.50  25.80 
1968 03 32.40  19.50  25.95 
1968 04 33.40  19.10  26.25 
1968 05 32.90  20.20  26.55 
1968 06 32.59  22.60  27.59 
1968 07 33.00  23.70  28.35 
1968 08 32.90  23.50  28.20 
1968 09 32.40  23.20  27.80 
1968 10 32.40  23.00  27.70 
1968 11 32.30  23.30  27.80 
1968 12 31.20  23.50  27.35 
1969 01 30.70  19.60  25.15 
1969 02 30.80  18.00  24.40 
1969 03 30.80  20.29  25.55 
1969 04 30.80  20.10  25.45 
1969 05 32.09  21.20  26.65 
1969 06 33.59  22.90  28.25 
1969 07 31.90  23.20  27.55 
1969 08 29.20  21.10  25.15 
1969 09 30.10  20.60  25.35 
1969 10 30.80  22.10  26.45 
1969 11 32.09  22.20  27.15 
1969 12 31.80  21.80  26.80 
1970 01 29.70  19.60  24.65 
1970 02 30.00  19.70  24.85 
1970 03 29.60  16.70  23.15 
1970 04 30.30  18.29  24.30 
1970 05 32.50  22.70  27.60 
1970 06 31.90  22.90  27.40 
1970 07 31.00  22.60  26.80 
1970 08 30.60  22.40  26.50 
1970 09 30.50  22.40  26.45 
1970 10 31.60  23.50  27.55 
1970 11 30.20  20.40  25.30 
1970 12 29.50  17.40  23.45 
1971 01 30.00  16.29  23.15 
1971 02 28.70  15.30  22.00 
1971 03 28.90  15.80  22.35 
1971 04 29.80  18.00  23.90 
1971 05 29.90  19.50  24.70 
1971 06 30.70  21.80  26.25 
1971 07 30.90  22.10  26.50 
1971 08 30.20  22.00  26.10 
1971 09 30.40  21.40  25.90 
1971 10 30.40  21.10  25.75 
1971 11 30.80  20.20  25.50 
1971 12 30.80  17.90  24.34 
1972 01 30.60  17.20  23.90 
1972 02 30.40  15.80  23.10 
1972 03 30.80  17.00  23.90 
1972 04 32.30  20.10  26.20 
1972 05 32.20  21.90  27.05 
1972 06 30.90  22.00  26.45 
1972 07 31.90  23.00  27.45 
1972 08 31.50  23.10  27.30 
1972 09 32.00  23.00  27.50 
1972 10 31.70  22.00  26.85 
1972 11 32.00  21.60  26.80 
1972 12 31.50  18.20  24.85 
1973 01 31.10  17.79  24.45 
1973 02 31.50  16.70  24.10 
1973 03 30.20  18.00  24.10 
1973 04 30.70  19.50  25.10 
1973 05 31.50  21.70  26.60 
1973 06 31.00  22.50  26.75 
1973 07 31.30  22.50  26.90 
1973 08 31.10  21.90  26.50 
1973 09 30.90  22.30  26.59 
1973 10 30.80  22.00  26.40 
1973 11 30.60  19.70  25.15 
1973 12 29.70  17.00  23.35 
1974 01 30.00  16.29  23.15 
1974 02 30.20  16.40  23.30 
1974 03 30.50  17.60  24.05 
1974 04 31.90  19.00  25.45 
1974 05 31.30  21.40  26.34 
1974 06 31.40  23.30  27.34 
1974 07 31.30  21.90  26.59 
1974 08 31.30  22.50  26.90 
1974 09 30.30  21.80  26.05 
1974 10 31.30  22.10  26.70 
1974 11 31.80  21.20  26.50 
1974 12 31.80  20.40  26.09 
1975 01 31.10  18.79  24.95 
1975 02 30.50  18.60  24.55 
1975 03 31.90  19.79  25.84 
1975 04 32.70  20.29  26.50 
1975 05 32.59  23.30  27.95 
1975 06 31.00  22.30  26.65 
1975 07 31.30  22.30  26.80 
1975 08 31.60  22.50  27.05 
1975 09 30.70  22.70  26.70 
1975 10 31.40  22.40  26.90 
1975 11 32.50  22.40  27.45 
1975 12 31.60  20.80  26.20 
1976 01 31.70  20.40  26.05 
1976 02 31.60  19.70  25.65 
1976 03 32.59  19.50  26.05 
1976 04 33.09  21.30  27.20 
1976 05 33.50  23.00  28.25 
1976 06 32.50  24.00  28.25 
1976 07 32.90  23.80  28.35 
1976 08 33.09  23.80  28.45 
1976 09 33.90  24.10  29.00 
1976 10 31.80  23.50  27.65 
1976 11 31.80  22.40  27.09 
1976 12 32.70  22.30  27.50 
1977 01 33.00  21.40  27.20 
1977 02 32.90  21.80  27.35 
1977 03 33.00  21.00  27.00 
1977 04 32.90  21.90  27.40 
1977 05 33.70  23.60  28.65 
1977 06 33.40  23.80  28.60 
1977 07 34.20  24.00  29.10 
1977 08 32.70  23.90  28.30 
1977 09 33.20  23.60  28.40 
1977 10 32.90  23.70  28.30 
1977 11 32.59  23.20  27.90 
1977 12 32.50  22.10  27.30 
1978 01 32.09  21.50  26.80 
1978 02 31.50  21.50  26.50 
1978 03 31.90  20.90  26.40 
1978 04 32.59  22.60  27.59 
1978 05 32.80  22.40  27.59 
1978 06 32.70  24.30  28.50 
1978 07 32.40  23.60  28.00 
1978 08 33.59  24.20  28.90 
1978 09 31.50  23.30  27.40 
1978 10 32.50  23.50  28.00 
1978 11 33.40  22.60  28.00 
1978 12 32.70  22.50  27.60 
1979 01 32.09  21.10  26.59 
1979 02 32.80  21.50  27.15 
1979 03 32.80  20.90  26.84 
1979 04 32.59  21.40  27.00 
1979 05 32.90  22.70  27.80 
1979 06 32.59  24.60  28.59 
1979 07 32.40  24.30  28.35 
1979 08 32.59  23.80  28.20 
1979 09 31.30  23.30  27.30 
1979 10 32.80  23.60  28.20 
1979 11 32.20  21.80  27.00 
1979 12 32.30  22.20  27.25 
1980 01 31.10  20.10  25.60 
1980 02 31.60  21.20  26.40 
1980 03 32.50  20.29  26.40 
1980 04 32.70  22.40  27.55 
1980 05 33.20  23.80  28.50 
1980 06 33.50  25.10  29.30 
1980 07 33.00  23.70  28.35 
1980 08 32.00  23.70  27.85 
1980 09 32.20  23.80  28.00 
1980 10 33.40  24.00  28.70 
1980 11 33.00  23.00  28.00 
1980 12 32.40  22.50  27.45 
1981 01 31.00  20.10  25.55 
1981 02 32.00  19.79  25.90 
1981 03 32.50  19.90  26.20 
1981 04 33.90  21.80  27.85 
1981 05 32.90  21.70  27.30 
1981 06 31.80  24.10  27.95 
1981 07 32.40  23.80  28.10 
1981 08 32.00  23.90  27.95 
1981 09 32.30  24.20  28.25 
1981 10 32.59  23.40  28.00 
1981 11 32.90  22.40  27.65 
1981 12 32.50  21.50  27.00 
1982 01 32.09  19.79  25.95 
1982 02 32.90  20.50  26.70 
1982 03 32.80  20.80  26.80 
1982 04 33.70  22.90  28.30 
1982 05 33.20  24.00  28.60 
1982 06 32.80  25.20  29.00 
1982 07 33.00  23.90  28.45 
1982 08 34.20  25.10  29.65 
1982 09 32.80  23.90  28.34 
1982 10 32.40  23.70  28.05 
1982 11 33.09  22.70  27.90 
1982 12 32.40  21.40  26.90 
1983 01 32.20  21.50  26.85 
1983 02 31.80  20.50  26.15 
1983 03 31.50  19.20  25.35 
1983 04 32.09  19.60  25.84 
1983 05 32.50  22.40  27.45 
1983 06 33.40  24.90  29.15 
1983 07 33.40  24.50  28.95 
1983 08 33.30  24.50  28.90 
1983 09 31.90  23.60  27.75 
1983 10 33.00  23.50  28.25 
1983 11 33.00  22.90  27.95 
1983 12 32.20  21.70  26.95 
1984 01 31.80  21.60  26.70 
1984 02 31.90  20.00  25.95 
1984 03 32.40  20.90  26.65 
1984 04 32.50  20.50  26.50 
1984 05 33.40  23.50  28.45 
1984 06 32.50  24.20  28.35 
1984 07 31.70  23.50  27.60 
1984 08 32.20  23.40  27.80 
1984 09 30.80  22.80  26.80 
1984 10 33.20  23.40  28.30 
1984 11 33.30  22.40  27.84 
1984 12 33.70  21.60  27.65 
1985 01 32.00  20.50  26.25 
1985 02 32.30  19.29  25.80 
1985 03 33.09  20.29  26.70 
1985 04 31.50  19.70  25.60 
1985 05 33.09  22.60  27.84 
1985 06 33.00  24.70  28.85 
1985 07 32.30  23.50  27.90 
1985 08 32.50  23.50  28.00 
1985 09 33.00  23.50  28.25 
1985 11 33.09  22.30  27.70 
1985 12 33.00  22.40  27.70 
1986 01 33.00  21.10  27.05 
1986 02 32.90  21.10  27.00 
1986 03 31.70  17.70  24.70 
1986 04 33.40  21.80  27.60 
1986 05 32.59  22.70  27.65 
1987 09 33.40  24.70  29.05 
1987 10 34.00  24.70  29.35 
1987 11 33.50  24.00  28.75 
1987 12 33.40  22.70  28.05 
1988 01 33.09  21.30  27.20 
1988 02 33.30  21.50  27.40 
1988 03 33.09  20.80  26.95 
1988 04 32.50  20.60  26.55 
1988 05 31.70  20.20  25.95 
1988 06 31.40  23.60  27.50 
1988 07 32.20  24.00  28.10 
1992 02 32.20  20.40  26.30 
1992 03 32.59  21.00  26.80 
1992 04 33.90  20.90  27.40 
1992 05 35.00  23.40  29.20 
1992 06 33.00  21.90  27.45 
1992 07 32.80  21.80  27.30 
1992 08 33.20  22.00  27.60 
1992 09 32.59  22.50  27.55 
1992 10 32.09  22.90  27.50 
1992 11 32.20  22.60  27.40 
1992 12 32.09  22.20  27.15 
1993 01 32.30  21.50  26.90 
1993 04 31.90  20.90  26.40 
1993 05 32.59  21.80  27.20 
1993 06 33.50  23.80  28.65 
1993 07 33.40  23.30  28.35 
1993 08 33.90  24.10  29.00 
