1960 01 31.10  21.70  26.40 
1960 02 31.30  21.60  26.45 
1960 03 31.40  21.20  26.30 
1960 04 31.10  21.80  26.45 
1960 05 31.90  21.70  26.80 
1960 06 32.20  20.70  26.45 
1960 07 32.00  22.00  27.00 
1960 08 33.40  21.40  27.40 
1960 09 33.80  21.10  27.45 
1960 10 34.40  21.70  28.05 
1960 11 31.50  21.80  26.65 
1960 12 32.09  22.00  27.05 
1961 01 31.60  22.00  26.80 
1961 02 31.10  21.80  26.45 
1961 03 31.90  21.80  26.84 
1961 04 32.09  21.60  26.84 
1961 05 32.00  21.90  26.95 
1961 06 32.59  21.00  26.80 
1961 07 32.80  21.80  27.30 
1961 08 33.00  21.30  27.15 
1961 09 35.00  21.00  28.00 
1961 10 36.09  21.90  29.00 
1961 11 34.70  21.40  28.05 
1961 12 32.90  22.10  27.50 
1962 01 31.60  22.20  26.90 
1962 02 31.00  21.80  26.40 
1962 03 31.20  22.00  26.60 
1962 04 31.40  21.60  26.50 
1962 05 32.40  22.00  27.20 
1962 06 32.59  21.30  26.95 
1962 07 31.40  21.40  26.40 
1962 08 32.30  21.30  26.80 
1962 09 34.59  21.00  27.80 
1962 10 33.80  21.80  27.80 
1962 11 32.30  22.10  27.20 
1962 12 31.20  22.00  26.60 
1963 01 29.90  21.20  25.55 
1963 02 31.00  21.90  26.45 
1963 03 31.80  21.30  26.55 
1963 04 32.30  21.60  26.95 
1963 05 32.50  21.80  27.15 
1963 06 32.40  21.40  26.90 
1963 07 32.40  21.10  26.75 
1963 08 33.20  21.30  27.25 
1963 09 34.40  21.10  27.75 
1963 10 34.70  21.50  28.10 
1963 11 34.59  21.10  27.84 
1963 12 32.70  21.60  27.15 
1964 01 31.30  21.80  26.55 
1964 02 31.10  21.40  26.25 
1964 03 31.20  21.60  26.40 
1964 04 31.20  21.70  26.45 
1964 05 32.70  21.40  27.05 
1964 06 32.00  21.30  26.65 
1964 07 32.80  21.40  27.09 
1964 08 32.90  21.50  27.20 
1964 09 34.50  21.80  28.15 
1964 10 34.80  21.30  28.05 
1964 11 32.00  21.80  26.90 
1964 12 31.20  21.30  26.25 
1965 01 29.90  21.90  25.90 
1965 02 31.90  21.10  26.50 
1965 05 33.40  21.20  27.30 
1965 06 33.50  21.20  27.35 
1965 07 33.40  21.80  27.60 
1965 08 33.90  21.40  27.65 
1965 09 35.50  21.70  28.60 
1965 10 36.90  21.10  29.00 
1965 11 34.50  21.80  28.15 
1965 12 32.80  21.40  27.09 
1966 01 31.30  21.70  26.50 
1966 02 31.50  21.40  26.45 
1966 03 31.50  21.30  26.40 
1966 04 33.20  21.80  27.50 
1966 05 33.00  21.40  27.20 
1966 06 33.90  21.80  27.85 
1966 07 33.80  21.60  27.70 
1966 08 33.59  21.30  27.45 
1966 09 35.09  21.60  28.34 
1966 10 33.70  21.50  27.60 
1966 11 32.59  21.80  27.20 
1966 12 32.20  21.40  26.80 
1967 01 31.60  21.30  26.45 
1967 02 31.30  21.60  26.45 
1967 03 31.30  21.00  26.15 
1967 04 32.09  21.60  26.84 
1967 05 33.90  21.50  27.70 
1967 06 33.70  21.60  27.65 
1967 07 32.90  21.50  27.20 
1967 08 35.20  21.10  28.15 
1967 09 35.00  21.70  28.35 
1967 10 33.80  21.40  27.59 
1967 11 34.80  21.70  28.25 
1967 12 32.09  22.00  27.05 
1968 01 31.40  21.50  26.45 
1968 02 31.20  22.00  26.60 
1968 04 32.00  21.90  26.95 
1968 05 33.40  22.00  27.70 
1968 06 32.00  21.80  26.90 
1968 07 32.20  21.80  27.00 
1968 08 33.00  21.30  27.15 
1968 09 33.50  21.80  27.65 
1968 10 33.90  21.40  27.65 
1968 11 33.00  21.60  27.30 
1968 12 32.09  22.10  27.09 
1969 01 31.80  22.00  26.90 
1969 02 31.40  21.50  26.45 
1969 03 31.30  22.00  26.65 
1969 04 31.80  21.80  26.80 
1969 05 33.00  21.90  27.45 
1969 06 32.70  21.30  27.00 
1969 07 33.09  21.80  27.45 
1969 08 34.50  21.50  28.00 
1969 09 34.40  21.70  28.05 
1969 10 35.20  21.80  28.50 
1969 11 34.00  21.90  27.95 
1969 12 32.09  22.00  27.05 
1970 01 31.00  21.90  26.45 
1970 02 31.20  22.00  26.60 
1970 03 31.90  22.10  27.00 
1970 04 32.00  21.90  26.95 
1970 05 32.00  21.80  26.90 
1970 06 32.09  21.60  26.84 
1970 07 32.50  21.80  27.15 
1970 08 33.09  21.50  27.30 
1970 09 33.20  21.20  27.20 
1970 10 34.59  21.60  28.09 
1970 11 32.30  21.50  26.90 
1970 12 31.90  21.80  26.84 
1971 01 31.90  21.70  26.80 
1971 02 31.40  21.40  26.40 
1971 03 31.40  21.40  26.40 
1971 04 32.40  21.40  26.90 
1971 05 32.09  21.90  27.00 
1971 06 32.00  21.50  26.75 
1971 07 32.20  21.60  26.90 
1971 08 33.70  21.60  27.65 
1971 09 35.20  21.20  28.20 
1971 10 33.09  21.50  27.30 
1971 11 32.50  21.30  26.90 
1971 12 31.70  21.40  26.55 
1972 01 31.30  21.50  26.40 
1972 02 31.90  21.00  26.45 
1972 03 31.10  21.20  26.15 
1972 04 32.40  21.40  26.90 
1972 05 32.59  21.70  27.15 
1972 06 33.00  21.60  27.30 
1972 07 33.30  21.40  27.34 
1972 08 35.09  21.80  28.45 
1972 09 35.59  21.20  28.40 
1972 10 37.09  21.30  29.20 
1972 11 35.70  21.70  28.70 
1972 12 33.40  21.90  27.65 
1973 01 31.70  22.10  26.90 
1973 02 31.70  22.10  26.90 
1973 03 32.59  22.00  27.30 
1973 04 33.30  21.60  27.45 
1973 05 33.70  22.00  27.85 
1973 06 33.59  21.60  27.59 
1973 07 33.30  21.70  27.50 
1973 08 33.50  21.70  27.60 
1973 09 33.20  21.10  27.15 
1973 10 34.40  21.30  27.85 
1973 11 33.40  21.90  27.65 
1973 12 32.09  21.40  26.75 
1974 01 31.80  21.10  26.45 
1974 02 31.10  21.30  26.20 
1974 03 32.20  21.00  26.60 
1974 04 33.40  21.60  27.50 
1974 05 32.90  21.40  27.15 
1974 06 33.00  21.70  27.35 
1974 07 33.20  21.60  27.40 
1974 08 33.00  21.50  27.25 
1974 09 33.20  21.20  27.20 
1974 10 33.09  21.30  27.20 
1974 11 32.80  21.70  27.25 
1974 12 32.50  21.60  27.05 
1975 01 32.09  21.20  26.65 
1975 02 31.50  21.40  26.45 
1975 03 32.20  21.20  26.70 
1975 04 33.20  22.00  27.60 
1975 05 33.40  21.50  27.45 
1975 06 32.90  21.60  27.25 
1975 07 32.59  21.90  27.25 
1975 08 33.70  21.80  27.75 
1975 09 34.09  21.40  27.75 
1975 10 33.20  21.40  27.30 
1975 11 32.80  21.80  27.30 
1975 12 31.90  22.00  26.95 
1976 07 99.99 -99.99  25.60 
1976 08 99.99 -99.99  26.60 
1976 09 99.99 -99.99  27.60 
1976 10 99.99 -99.99  28.10 
1976 11 99.99 -99.99  27.10 
1976 12 99.99 -99.99  26.90 
1977 01 99.99 -99.99  25.90 
1977 02 99.99 -99.99  25.50 
1977 03 99.99 -99.99  25.80 
1977 04 99.99 -99.99  27.10 
1977 07 99.99 -99.99  25.80 
1977 08 99.99 -99.99  26.40 
1977 09 99.99 -99.99  27.40 
1977 10 99.99 -99.99  29.40 
1977 11 99.99 -99.99  18.40 
1977 12 99.99 -99.99  26.50 
1978 01 99.99 -99.99  26.00 
1978 02 99.99 -99.99  26.30 
1978 03 99.99 -99.99  26.30 
1978 04 99.99 -99.99  27.00 
1978 05 99.99 -99.99  27.30 
1978 06 99.99 -99.99  26.40 
1978 07 99.99 -99.99  26.10 
1978 09 99.99 -99.99  26.90 
1978 10 99.99 -99.99  27.70 
1978 11 99.99 -99.99  27.60 
1978 12 99.99 -99.99  26.60 
1979 01 99.99  22.20  26.30 
1979 02 99.99  22.00  26.30 
1979 03 99.99 -99.99  26.70 
1979 04 99.99  22.80 -99.99 
1979 05 99.99  22.50  27.30 
1979 06 99.99 -99.99  26.70 
1979 07 99.99  20.40  26.40 
1979 08 99.99  20.60  26.90 
1979 09 99.99  22.20  27.90 
1979 10 99.99  21.60  27.90 
1979 11 99.99  22.40  27.60 
1979 12 99.99  22.00  26.40 
1980 01 99.99  22.00  26.00 
1980 02 99.99  20.80  26.20 
1980 03 99.99  21.40  26.50 
1980 04 99.99  22.00  27.20 
1980 05 99.99  21.70  27.20 
1980 06 99.99  21.10  26.70 
1980 09 99.99  21.80  27.90 
1980 11 99.99 -99.99  27.70 
1980 12 99.99 -99.99  26.30 
1981 01 99.99 -99.99  25.10 
1981 02 99.99  22.00  25.90 
1981 04 99.99 -99.99  26.90 
1981 06 99.99 -99.99  26.70 
1981 08 99.99  21.00 -99.99 
1981 09 99.99 -99.99  27.80 
1981 12 99.99 -99.99  26.40 
1982 07 99.99 -99.99  25.40 
1982 08 99.99 -99.99  26.30 
1982 11 99.99 -99.99  29.30 
1982 12 99.99 -99.99  27.30 
1983 01 99.99 -99.99  25.60 
1983 02 99.99 -99.99  26.60 
1983 03 99.99 -99.99  27.80 
1983 04 99.99 -99.99  27.30 
1983 05 99.99 -99.99  27.00 
1983 07 99.99 -99.99  26.60 
1983 08 99.99 -99.99  27.10 
1983 09 99.99 -99.99  28.70 
1983 10 99.99 -99.99  28.30 
1983 12 99.99 -99.99  26.70 
1984 04 99.99  23.40 -99.99 
1984 05 99.99 -99.99  26.30 
1984 06 99.99  21.30  26.30 
1984 07 99.99 -99.99  26.30 
1984 08 99.99 -99.99  26.80 
1984 09 99.99  21.90 -99.99 
1984 11 99.99  23.00 -99.99 
1985 01 99.99  22.60 -99.99 
1985 02 99.99  22.90 -99.99 
1985 03 99.99  22.60 -99.99 
1985 09 99.99  22.20 -99.99 
1985 11 99.99  23.40 -99.99 
1986 06 99.99  22.60 -99.99 
1986 08 99.99  21.40 -99.99 
1986 09 99.99  22.70 -99.99 
1986 10 99.99  23.00 -99.99 
1986 11 99.99  23.10 -99.99 
1987 03 99.99  23.10 -99.99 
1987 04 99.99 -99.99  27.50 
1987 05 99.99  22.90 -99.99 
1987 07 99.99 -99.99  26.30 
1987 08 99.99 -99.99  26.90 
1987 09 99.99 -99.99  28.30 
1987 10 99.99  23.40 -99.99 
1987 11 99.99  23.50 -99.99 
1988 03 99.99  23.30 -99.99 
1988 04 99.99  23.40  27.50 
1988 05 99.99  23.50  27.30 
1988 06 99.99  21.90 -99.99 
1988 07 99.99  21.90 -99.99 
1988 08 99.99  22.70 -99.99 
1988 09 99.99 -99.99  28.80 
1988 10 99.99  23.60 -99.99 
1988 11 99.99 -99.99  27.10 
1988 12 99.99  22.80 -99.99 
1989 07 99.99 -99.99  26.50 
1990 11 99.99  23.60  28.90 
1991 01 99.99 -99.99  26.30 
1991 02 99.99  23.10 -99.99 
1992 07 99.99  21.70 -99.99 
1992 09 99.99  22.60 -99.99 
1992 10 99.99  23.50 -99.99 
1992 11 99.99  23.40 -99.99 
1992 12 99.99  23.10 -99.99 
1993 01 99.99  23.10 -99.99 
1993 03 99.99  22.10 -99.99 
1993 04 99.99  23.20 -99.99 
1993 05 99.99  22.80 -99.99 
1993 06 99.99  22.80 -99.99 
1993 07 99.99  22.20 -99.99 
1993 09 99.99  22.60 -99.99 
1993 11 99.99  23.80 -99.99 
1993 12 99.99  23.60 -99.99 
1994 11 99.99  24.50 -99.99 
1995 05 99.99  22.80 -99.99 
1995 06 32.40  23.00  27.70 
1995 07 32.40  22.50  27.45 
1996 04 32.90  23.20  28.05 
1997 07 32.90  21.30  27.10 
1997 11 99.99  24.10 -99.99 
1998 02 32.90  24.10  28.50 
1999 10 34.00  23.40  28.70 
2000 02 31.70  23.20  27.45 
