1961 07 33.30  24.70  29.00 
1961 08 34.50  24.70  29.60 
1961 09 34.30  24.10  29.20 
1961 10 31.70  23.20  27.45 
1961 11 31.70  21.30  26.50 
1961 12 32.40  20.10  26.25 
1962 01 30.60  18.60  24.60 
1962 02 35.90  21.10  28.50 
1962 03 36.20  22.50  29.35 
1962 04 35.59  24.40  30.00 
1962 05 37.00  24.80  30.90 
1962 06 35.80  25.40  30.59 
1962 07 35.00  24.50  29.75 
1962 08 35.00  24.90  29.95 
1962 09 34.09  24.70  29.40 
1962 10 34.20  24.20  29.20 
1962 11 32.20  19.60  25.90 
1962 12 31.60  20.29  25.95 
1963 01 32.09  19.29  25.70 
1963 02 32.20  19.29  25.75 
1963 03 35.00  22.90  28.95 
1963 04 37.70  25.30  31.50 
1963 05 36.30  25.70  31.00 
1963 06 36.59  25.70  31.15 
1963 07 34.20  24.60  29.40 
1963 08 34.00  24.90  29.45 
1963 09 31.80  24.80  28.30 
1963 10 32.70  22.40  27.55 
1963 11 30.90  22.00  26.45 
1963 12 29.70  18.40  24.05 
1964 01 31.00  19.10  25.05 
1964 02 33.50 -99.99 -99.99 
1964 03 36.59  24.20  30.40 
1964 04 38.20  25.90  32.05 
1964 05 37.70  26.00  31.85 
1964 06 33.90  25.20  29.55 
1964 07 33.20  25.00  29.10 
1964 08 34.70  24.60  29.65 
1964 09 34.70  24.80  29.75 
1964 10 31.70  21.50  26.60 
1964 11 33.40  21.30  27.35 
1964 12 31.50  20.40  25.95 
1965 01 32.20  19.79  26.00 
1965 02 33.70  21.10  27.40 
1965 03 35.40  22.10  28.75 
1965 04 37.70  24.90  31.30 
1965 05 38.20  27.00  32.59 
1965 06 35.50  25.80  30.65 
1965 07 33.80  24.60  29.20 
1965 08 33.59  24.70  29.15 
1965 09 34.70  24.70  29.70 
1965 10 31.30  23.30  27.30 
1965 11 32.20  21.50  26.85 
1965 12 31.00  20.60  25.80 
1966 01 30.70  20.20  25.45 
1966 02 33.00  21.50  27.25 
1966 03 33.59  22.30  27.95 
1966 04 37.20  25.10  31.15 
1966 05 36.50  26.10  31.30 
1966 06 35.09  25.40  30.25 
1966 07 34.30  25.00  29.65 
1966 08 34.30  24.60  29.45 
1966 09 33.20  24.90  29.05 
1966 10 32.00  23.60  27.80 
1966 11 30.90  19.70  25.30 
1966 12 30.00  18.20  24.10 
1967 01 30.80  19.00  24.90 
1967 02 31.50  20.10  25.80 
1967 03 34.40  22.10  28.25 
1967 04 36.80  23.90  30.34 
1967 05 37.40  26.00  31.70 
1967 06 34.80  25.20  30.00 
1967 07 34.00  24.50  29.25 
1967 08 33.90  24.30  29.10 
1967 09 32.80  24.30  28.55 
1967 10 30.90  23.10  27.00 
1967 11 31.30  20.10  25.70 
1967 12 32.00  20.60  26.30 
1968 01 29.50  20.20  24.85 
1968 02 29.80  18.79  24.30 
1968 03 32.70  20.70  26.70 
1968 04 37.09  24.80  30.95 
1968 05 36.90  25.90  31.40 
1968 06 35.20  25.70  30.45 
1968 07 33.50  24.50  29.00 
1968 08 34.09  25.00  29.55 
1968 09 34.00  24.80  29.40 
1968 10 33.00  23.70  28.35 
1968 11 32.80  20.50  26.65 
1968 12 31.40  20.10  25.75 
1969 01 32.00  20.29  26.15 
1969 02 34.40  22.90  28.65 
1969 03 34.70  24.00  29.35 
1969 04 38.00  26.30  32.15 
1969 05 37.50  26.70  32.09 
1969 06 36.90  26.80  31.85 
1969 07 34.40  25.50  29.95 
1969 08 32.70  25.50  29.10 
1969 09 32.09  25.40  28.75 
1969 10 33.00  23.80  28.40 
1969 11 31.40  19.90  25.65 
1969 12 32.50  17.40  24.95 
1970 01 32.20  18.29  25.25 
1970 02 31.30  18.00  24.65 
1970 03 37.00  20.20  28.60 
1970 04 39.70  24.00  31.85 
1970 05 36.40  23.50  29.95 
1970 06 35.59  24.00  29.80 
1970 07 34.00  23.40  28.70 
1970 08 33.90  22.50  28.20 
1970 09 32.80  22.30  27.55 
1970 10 32.09  22.10  27.09 
1970 11 30.70  17.70  24.20 
1970 12 32.50  17.20  24.85 
1971 01 32.90  17.29  25.10 
1971 02 35.30  16.79  26.05 
1971 03 36.40  20.20  28.30 
1971 04 37.09  20.60  28.84 
1971 05 38.09  24.70  31.40 
1971 06 35.30  22.40  28.84 
1971 07 33.50  22.30  27.90 
1971 08 33.90  21.90  27.90 
1971 09 34.50  22.00  28.25 
1971 10 34.40  21.00  27.70 
1971 11 32.70  19.29  26.00 
1971 12 33.50  19.20  26.35 
1972 01 33.20  18.50  25.85 
1972 02 33.30  17.70  25.50 
1972 03 37.90  21.60  29.75 
1972 04 38.50  23.70  31.10 
1972 05 38.40  24.30  31.35 
1972 06 34.20  23.20  28.70 
1972 07 34.59  22.70  28.65 
1972 08 34.30  22.10  28.20 
1972 09 34.80  22.20  28.50 
1972 10 35.59  21.70  28.65 
1972 11 35.09  21.50  28.30 
1972 12 32.20  18.00  25.10 
1973 01 31.60  18.10  24.85 
1973 02 32.59  18.00  25.30 
1973 03 40.50  21.70  31.10 
1973 04 38.40  23.60  31.00 
1973 05 38.20  24.80  31.50 
1973 06 36.20  23.20  29.70 
1973 07 34.80  22.20  28.50 
1973 08 32.90  22.30  27.60 
1973 09 34.09  22.30  28.20 
1973 10 31.60  21.20  26.40 
1973 11 33.50  19.90  26.70 
1973 12 30.20  14.10  22.15 
1974 01 32.80  18.50  25.65 
1974 02 32.09  17.29  24.70 
1974 03 36.50  19.90  28.20 
1974 04 35.90  22.00  28.95 
1974 05 38.40  23.00  30.70 
1974 06 33.09  22.30  27.70 
1974 07 33.70  21.50  27.60 
1974 08 34.70  21.50  28.10 
1974 09 32.59  21.70  27.15 
1974 10 31.10  19.00  25.05 
1974 11 31.50  19.20  25.35 
1974 12 31.80  17.40  24.59 
1975 01 30.90  17.60  24.25 
1975 02 34.30  18.00  26.15 
1975 03 37.30  21.10  29.20 
1975 04 38.80  23.30  31.05 
1975 05 38.50  24.70  31.60 
1975 06 35.50  22.80  29.15 
1975 07 34.30  21.80  28.05 
1975 08 34.30  22.20  28.25 
1975 09 32.70  21.60  27.15 
1975 10 32.30  21.10  26.70 
1975 11 31.60  19.29  25.45 
1975 12 31.40  17.79  24.59 
1976 01 30.30  16.60  23.45 
1976 02 31.20  16.60  23.90 
1976 03 37.50  21.50  29.50 
1976 04 37.20  23.40  30.30 
1976 05 38.30  24.50  31.40 
1976 06 35.20  22.90  29.05 
1976 07 34.80  22.20  28.50 
1976 08 34.40  22.30  28.35 
1976 09 35.20  22.30  28.75 
1976 10 33.30  21.60  27.45 
1976 11 29.80  19.10  24.45 
1976 12 28.50  18.10  23.30 
1977 01 31.70  18.00  24.85 
1977 02 31.60  19.10  25.35 
1977 03 37.70  20.40  29.05 
1977 04 35.90  21.80  28.85 
1977 05 38.09  24.20  31.15 
1977 06 35.80  22.80  29.30 
1977 07 35.59  22.50  29.05 
1977 08 35.40  22.90  29.15 
1977 09 35.40  22.90  29.15 
1977 10 34.80  21.90  28.34 
1977 11 34.70  19.70  27.20 
1977 12 33.70  19.90  26.80 
1978 01 31.50  17.50  24.50 
1978 02 33.30  18.50  25.90 
1978 03 34.90  19.90  27.40 
1978 04 38.59  23.30  30.95 
1978 05 39.20  24.60  31.90 
1978 06 34.90  23.40  29.15 
1978 07 34.09  22.40  28.25 
1978 08 35.20  22.70  28.95 
1978 09 34.20  22.10  28.15 
1978 10 33.90  20.50  27.20 
1978 11 34.70  20.50  27.60 
1978 12 33.50  19.00  26.25 
1979 01 32.40  17.29  24.85 
1979 02 33.30  18.60  25.95 
1979 03 36.50  21.00  28.75 
1979 04 39.40  23.30  31.35 
1979 05 38.70  23.90  31.30 
1979 06 33.90  22.70  28.30 
1979 07 35.50  23.10  29.30 
1979 08 34.70  22.60  28.65 
1979 09 32.20  21.80  27.00 
1979 10 33.59  21.90  27.75 
1979 11 31.10  19.10  25.10 
1979 12 29.80  18.70  24.25 
1980 01 33.90  18.90  26.40 
1980 02 32.09  19.29  25.70 
1980 03 37.90  21.80  29.85 
1980 04 36.50  22.20  29.35 
1980 05 40.30  24.30  32.30 
1980 06 35.20  23.40  29.30 
1980 07 35.40  22.90  29.15 
1980 08 36.09  22.70  29.40 
1980 09 33.90  22.20  28.05 
1980 10 34.09  21.10  27.59 
1980 11 32.30  19.20  25.75 
1980 12 31.20  16.90  24.05 
1981 01 31.40  16.29  23.84 
1981 02 32.00  18.90  25.45 
1981 03 36.70  21.00  28.85 
1981 04 37.90  23.70  30.80 
1981 05 39.00  23.20  31.10 
1981 06 35.30  23.10  29.20 
1981 07 32.90  21.60  27.25 
1981 08 31.80  21.70  26.75 
1981 09 31.00  21.40  26.20 
1981 10 31.20  20.90  26.05 
1981 11 30.30  18.50  24.40 
1981 12 30.80  19.10  24.95 
1982 01 31.20  18.90  25.05 
1982 02 30.80  19.50  25.15 
1982 03 33.30  21.20  27.25 
1982 04 35.80  23.50  29.65 
1982 05 34.40  23.30  28.85 
1982 06 33.00  22.40  27.70 
1982 07 31.80  21.30  26.55 
1982 08 32.00  21.40  26.70 
1982 09 31.60  21.50  26.55 
1982 10 30.40  20.29  25.34 
1982 11 29.70  19.50  24.60 
1982 12 29.00  18.20  23.60 
1983 01 28.60  17.20  22.90 
1983 02 29.10  17.90  23.50 
1983 03 32.59  19.20  25.90 
1983 04 35.09  21.20  28.15 
1983 05 37.40  24.50  30.95 
1983 06 34.90  23.50  29.20 
1983 07 31.70  22.10  26.90 
1983 08 32.09  21.70  26.90 
1983 09 31.80  21.50  26.65 
1983 10 30.40  20.70  25.55 
1983 11 32.40  20.50  26.45 
1983 12 30.30  19.40  24.84 
1984 01 28.20  17.10  22.65 
1984 02 29.50  18.79  24.15 
1984 03 32.59  19.79  26.20 
1984 04 37.00  22.60  29.80 
1984 05 34.20  22.80  28.50 
1984 06 32.30  21.80  27.05 
1984 07 30.70  21.20  25.95 
1984 08 30.60  21.20  25.90 
1984 09 30.30  20.90  25.59 
1984 10 31.90  21.10  26.50 
1984 11 30.00  17.90  23.95 
1984 12 30.20  18.40  24.30 
1985 01 28.80  16.70  22.75 
1985 02 29.70  18.00  23.85 
1985 03 33.90  21.50  27.70 
1985 04 33.59  22.50  28.05 
1985 05 35.50  23.30  29.40 
1985 06 33.30  21.90  27.59 
1985 07 32.00  21.20  26.60 
1985 08 32.30 -99.99 -99.99 
1985 09 31.90  21.20  26.55 
1985 10 31.00  20.70  25.85 
1985 11 31.00  19.60  25.30 
1985 12 28.90  19.10  24.00 
1986 01 26.90  16.40  21.65 
1986 02 32.40  18.60  25.50 
1986 03 32.40  17.90  25.15 
1986 04 34.40  20.80  27.60 
1986 05 35.00  23.60  29.30 
1986 06 32.30  22.00  27.15 
1986 07 32.00  21.20  26.60 
1986 08 32.40  21.90  27.15 
1986 09 31.80  21.80  26.80 
1986 10 31.40  20.40  25.90 
1986 11 30.80  20.50  25.65 
1986 12 29.20  19.10  24.15 
1987 01 28.40  15.00  21.70 
1987 02 31.50  18.50  25.00 
1987 03 33.40  19.70  26.55 
1987 04 32.09  20.80  26.45 
1987 05 34.59  23.10  28.84 
1987 06 32.59  23.00  27.80 
1987 07 31.80  22.00  26.90 
1987 08 32.40  22.00  27.20 
1987 09 33.00  22.30  27.65 
1987 10 29.30  18.79  24.05 
1987 11 30.50  19.00  24.75 
1987 12 31.30  18.90  25.09 
1988 01 28.00  17.90  22.95 
1988 02 30.10  18.40  24.25 
1988 03 33.00  20.50  26.75 
1988 04 36.30  23.40  29.84 
1988 05 35.80  23.80  29.80 
1988 06 33.30  23.00  28.15 
1988 07 32.09  21.90  27.00 
1988 09 30.50  21.40  25.95 
1988 10 28.80  19.79  24.30 
1988 11 31.00  19.90  25.45 
1988 12 29.00  17.90  23.45 
1989 01 30.00  19.40  24.70 
1989 02 29.90  18.20  24.05 
1989 03 31.60  19.29  25.45 
1989 04 34.70  22.90  28.80 
1989 05 34.80  23.50  29.15 
1989 06 33.20  23.50  28.35 
1989 07 32.40  22.90  27.65 
1989 08 32.30  22.90  27.59 
1989 09 29.60  22.30  25.95 
1989 10 29.30  20.60  24.95 
1989 11 31.10  20.90  26.00 
1989 12 27.70  17.79  22.75 
1990 01 29.20  19.70  24.45 
1990 02 30.60  19.79  25.20 
1990 03 31.80  21.00  26.40 
1990 04 35.00  23.60  29.30 
1990 05 35.50  24.00  29.75 
1990 08 32.09  22.50  27.30 
1990 09 31.60  22.90  27.25 
1990 10 31.70  22.00  26.85 
1990 11 29.80  20.70  25.25 
1990 12 28.10  19.10  23.60 
1991 01 30.40  20.10  25.25 
1991 02 30.20  19.40  24.80 
1991 03 35.90  21.50  28.70 
1991 04 37.30  24.70  31.00 
1991 05 36.09  24.40  30.25 
1991 06 34.40  23.70  29.05 
1991 07 32.20  22.50  27.35 
1991 08 32.90  22.40  27.65 
1991 09 31.50  22.30  26.90 
1991 10 30.80  21.60  26.20 
1991 11 29.00  19.60  24.30 
1991 12 28.50  20.00  24.25 
1992 01 28.10  19.50  23.80 
1992 02 30.80  20.00  25.40 
1992 03 33.90  22.00  27.95 
1992 04 35.30  23.60  29.45 
1992 05 34.00  22.80  28.40 
1992 06 33.80  23.40  28.59 
1992 07 31.30  22.30  26.80 
1992 08 32.09  22.20  27.15 
1992 09 31.30  21.70  26.50 
1992 10 31.80  20.10  25.95 
1992 11 30.00  19.60  24.80 
1992 12 30.10  18.10  24.10 
1993 01 30.20  18.20  24.20 
1993 02 32.09  18.40  25.25 
1993 03 33.70  19.50  26.60 
1993 04 35.70  22.10  28.90 
1993 05 35.59  22.70  29.15 
1993 06 34.00  21.70  27.85 
1993 07 31.60  20.90  26.25 
1993 08 31.20  20.90  26.05 
1993 09 31.30  21.00  26.15 
1993 10 31.30  20.50  25.90 
1993 11 30.50  18.79  24.65 
1993 12 29.70  18.00  23.85 
1994 01 29.50  17.20  23.35 
1994 02 31.00  18.40  24.70 
1994 03 33.30  19.50  26.40 
1994 04 35.59  22.00  28.80 
1994 05 36.20  23.10  29.65 
1994 06 34.70  21.60  28.15 
1994 07 33.40  20.90  27.15 
1994 08 32.30  21.00  26.65 
1994 09 32.30  21.30  26.80 
1994 10 32.90  21.20  27.05 
1994 11 32.50  19.79  26.15 
1994 12 30.60  19.10  24.85 
1995 01 30.60  18.00  24.30 
1995 02 33.09  18.70  25.90 
1995 03 34.30  20.00  27.15 
1995 04 35.80  23.10  29.45 
1995 05 37.40  23.20  30.30 
1995 06 33.59  21.80  27.70 
1995 07 32.50  21.30  26.90 
1995 08 32.20  21.70  26.95 
1995 09 30.70  21.30  26.00 
1995 10 28.60  20.00  24.30 
1995 11 30.60  19.60  25.10 
1995 12 29.80  18.90  24.34 
1996 01 28.60  16.29  22.45 
1996 02 31.50  17.60  24.55 
1996 03 32.09  18.70  25.40 
1996 04 34.50  21.60  28.05 
1996 05 33.90  22.90  28.40 
1996 06 32.30  22.20  27.25 
1996 07 31.40  21.60  26.50 
1996 08 31.00  21.10  26.05 
1996 09 32.40  22.00  27.20 
1996 10 30.90  20.60  25.75 
1996 11 29.30  18.90  24.09 
1996 12 28.50  18.50  23.50 
1997 01 29.50  17.90  23.70 
1997 02 31.20  19.20  25.20 
1997 03 33.40  21.10  27.25 
1997 04 33.90  22.40  28.15 
1997 05 33.70  22.40  28.05 
1997 06 32.80  22.00  27.40 
1997 07 32.09  21.90  27.00 
1997 08 33.20  22.10  27.65 
1997 09 31.60  22.00  26.80 
1997 10 29.90  20.60  25.25 
1997 11 29.70  20.60  25.15 
1997 12 27.60  17.29  22.45 
1998 01 30.20  18.60  24.40 
1998 02 32.30  18.40  25.34 
1998 03 32.70 -99.99 -99.99 
1998 04 35.59  22.50  29.05 
1998 05 36.90  24.00  30.45 
1998 06 35.40  23.40  29.40 
1998 07 31.50 -99.99 -99.99 
1998 08 32.40  22.20  27.30 
1998 09 32.40  22.10  27.25 
1998 10 29.50  21.50  25.50 
1998 11 29.20  20.20  24.70 
1998 12 28.40  17.60  23.00 
