1961 01 99.99 -99.99  10.40 
1961 02 99.99 -99.99  10.40 
1961 05 99.99 -99.99  12.70 
1961 06 99.99 -99.99  10.90 
1961 07 99.99 -99.99  10.50 
1961 08 99.99 -99.99  10.80 
1961 09 99.99 -99.99  11.60 
1961 10 99.99 -99.99  11.20 
1961 11 99.99 -99.99  11.30 
1961 12 99.99 -99.99  11.60 
1962 01 99.99 -99.99  11.60 
1962 02 99.99 -99.99  11.80 
1962 03 99.99 -99.99  11.40 
1962 04 99.99 -99.99  12.00 
1962 05 99.99 -99.99  11.50 
1962 06 99.99 -99.99   9.70 
1962 07 99.99 -99.99  11.20 
1962 08 99.99 -99.99  11.20 
1962 09 99.99 -99.99  11.80 
1962 10 99.99 -99.99  11.80 
1962 11 99.99 -99.99  11.70 
1962 12 99.99 -99.99  11.40 
1963 01 99.99 -99.99  10.90 
1963 02 99.99 -99.99  10.40 
1963 03 99.99 -99.99  11.50 
1963 04 99.99 -99.99  11.20 
1963 05 99.99 -99.99  11.70 
1963 06 99.99 -99.99  11.60 
1963 07 99.99 -99.99  10.60 
1963 08 99.99 -99.99  11.20 
1963 09 99.99 -99.99  11.50 
1963 10 99.99 -99.99  11.70 
1963 11 99.99 -99.99  11.40 
1963 12 99.99 -99.99  12.10 
1964 01 99.99 -99.99  12.40 
1964 02 99.99 -99.99  12.30 
1964 03 99.99 -99.99  12.10 
1964 04 99.99 -99.99  11.70 
1964 05 99.99 -99.99  11.80 
1964 06 99.99 -99.99  10.50 
1964 07 99.99 -99.99  10.40 
1964 08 99.99 -99.99  10.30 
1964 09 99.99 -99.99  10.50 
1964 10 99.99 -99.99  11.00 
1964 11 99.99 -99.99  11.20 
1964 12 99.99 -99.99  10.50 
1965 01 99.99 -99.99  11.00 
1965 02 99.99 -99.99  11.20 
1965 03 99.99 -99.99  11.50 
1965 04 99.99 -99.99  10.20 
1965 05 99.99 -99.99  10.80 
1965 06 99.99 -99.99  10.00 
1965 07 99.99 -99.99  10.20 
1965 08 99.99 -99.99   9.89 
1965 09 99.99 -99.99  10.90 
1965 10 99.99 -99.99  11.40 
1965 11 99.99 -99.99  10.30 
1965 12 99.99 -99.99  11.20 
1966 01 99.99 -99.99  11.60 
1966 02 99.99 -99.99  11.50 
1966 03 99.99 -99.99  11.00 
1966 04 99.99 -99.99  11.10 
1966 05 99.99 -99.99  11.50 
1966 06 99.99 -99.99  10.40 
1966 07 99.99 -99.99  10.50 
1966 08 99.99 -99.99  10.50 
1966 09 99.99 -99.99  10.70 
1966 10 99.99 -99.99  10.50 
1966 11 99.99 -99.99  10.20 
1966 12 99.99 -99.99  10.00 
1967 01 99.99 -99.99  10.90 
1967 02 99.99 -99.99  10.20 
1967 03 99.99 -99.99  10.20 
1967 04 99.99 -99.99  10.30 
1967 05 99.99 -99.99  10.90 
1967 06 99.99 -99.99   9.10 
1967 07 99.99 -99.99   9.39 
1967 08 99.99 -99.99   9.70 
1967 09 99.99 -99.99   9.89 
1967 10 99.99 -99.99  10.50 
1967 11 99.99 -99.99  10.10 
1967 12 99.99 -99.99  10.70 
1968 01 99.99 -99.99  10.50 
1968 02 99.99 -99.99  10.40 
1968 03 99.99 -99.99  10.00 
1968 04 99.99 -99.99  10.50 
1968 05 99.99 -99.99  10.20 
1968 06 99.99 -99.99  10.00 
1968 07 99.99 -99.99   9.39 
1968 08 99.99 -99.99  10.80 
1968 09 99.99 -99.99  10.80 
1968 10 99.99 -99.99  10.40 
1968 11 99.99 -99.99  10.30 
1968 12 99.99 -99.99  10.80 
1969 01 99.99 -99.99  11.00 
1969 02 99.99 -99.99  11.60 
1969 03 99.99 -99.99  11.90 
1969 04 99.99 -99.99  11.50 
1969 05 99.99 -99.99  11.80 
1969 06 99.99 -99.99  10.90 
1969 07 99.99 -99.99  10.10 
1969 08 99.99 -99.99   9.89 
1969 09 99.99 -99.99  10.60 
1969 10 99.99 -99.99  10.50 
1969 11 99.99 -99.99  10.70 
1969 12 99.99 -99.99  10.60 
1970 01 99.99 -99.99  10.90 
1970 02 99.99 -99.99  10.70 
1970 03 99.99 -99.99  11.20 
1970 04 99.99 -99.99  11.60 
1970 05 99.99 -99.99  10.80 
1970 06 99.99 -99.99  10.60 
1970 07 99.99 -99.99  10.40 
1970 08 99.99 -99.99   9.60 
1970 09 99.99 -99.99  10.30 
1970 10 99.99 -99.99  10.70 
1970 11 99.99 -99.99  10.00 
1970 12 99.99 -99.99  10.80 
1977 04 99.99 -99.99  11.90 
1977 05 99.99 -99.99  11.70 
1977 06 99.99 -99.99  11.10 
1977 07 99.99 -99.99  11.10 
1977 08 99.99 -99.99  11.20 
1977 09 99.99 -99.99  11.40 
1977 10 99.99 -99.99  12.20 
1977 11 99.99 -99.99  12.50 
1977 12 99.99 -99.99  12.50 
1978 01 99.99 -99.99  12.00 
1978 02 99.99 -99.99  12.80 
1978 03 99.99 -99.99  12.00 
1978 04 99.99 -99.99  11.70 
1978 05 99.99 -99.99  11.50 
1978 06 99.99 -99.99  10.90 
1978 07 99.99 -99.99  10.40 
1978 08 99.99 -99.99  10.00 
1978 09 99.99 -99.99  11.20 
1978 10 99.99 -99.99  11.30 
1978 11 99.99 -99.99  12.10 
1978 12 99.99 -99.99  11.10 
1979 01 99.99 -99.99  11.40 
1979 02 99.99 -99.99  11.40 
1979 03 99.99 -99.99  11.40 
1979 04 99.99 -99.99  11.50 
1979 05 99.99 -99.99  11.70 
1979 06 99.99 -99.99  11.00 
1979 07 99.99 -99.99  10.80 
1979 08 99.99 -99.99  10.70 
1979 09 99.99 -99.99  11.00 
1979 10 99.99 -99.99  11.30 
1979 11 99.99 -99.99  10.80 
1979 12 99.99 -99.99  10.70 
1980 01 99.99 -99.99  11.10 
1980 02 99.99 -99.99  10.10 
1980 03 99.99 -99.99  11.30 
1980 04 99.99 -99.99  10.90 
1980 05 99.99 -99.99  11.50 
1980 06 99.99 -99.99  11.30 
1980 07 99.99 -99.99  10.40 
1980 08 99.99 -99.99  10.60 
1980 09 99.99 -99.99  10.80 
1980 10 99.99 -99.99  10.90 
1980 11 99.99 -99.99  10.20 
1980 12 99.99 -99.99  10.30 
1981 01 99.99 -99.99  10.10 
1981 02 99.99 -99.99  11.00 
1981 03 99.99 -99.99  10.70 
1981 04 99.99 -99.99  11.30 
1981 05 99.99 -99.99  11.30 
1981 06 99.99 -99.99  10.90 
1981 07 99.99 -99.99   9.80 
1981 08 99.99 -99.99  10.20 
1981 09 99.99 -99.99  10.70 
1981 10 99.99 -99.99  11.00 
1981 11 99.99 -99.99  10.90 
1981 12 99.99 -99.99  10.90 
1982 01 99.99 -99.99  10.10 
1982 02 99.99 -99.99  10.70 
1982 03 99.99 -99.99  10.90 
1982 04 99.99 -99.99  10.90 
1982 05 99.99 -99.99  10.80 
1982 06 99.99 -99.99  11.10 
1982 07 99.99 -99.99  10.30 
1982 08 99.99 -99.99  10.50 
1982 09 99.99 -99.99  10.90 
1982 10 99.99 -99.99  10.40 
1982 11 99.99 -99.99  11.00 
1982 12 99.99 -99.99  11.10 
1983 01 99.99 -99.99  12.10 
1983 02 99.99 -99.99  12.30 
1983 03 99.99 -99.99  11.70 
1983 05 99.99 -99.99  11.70 
1983 06 99.99 -99.99  11.20 
1983 08 99.99 -99.99  10.80 
1983 09 99.99 -99.99  10.80 
1983 10 99.99 -99.99  10.40 
1983 11 99.99 -99.99  11.20 
1983 12 99.99 -99.99  11.20 
1984 01 99.99 -99.99   9.30 
1984 02 99.99 -99.99   9.89 
1984 03 99.99 -99.99  10.00 
1984 04 99.99 -99.99  10.20 
1984 05 99.99 -99.99  10.00 
1984 06 99.99 -99.99  18.29 
1984 07 99.99 -99.99   9.10 
1984 08 99.99 -99.99  10.20 
1984 10 99.99 -99.99  10.60 
1984 11 99.99 -99.99  11.20 
1984 12 99.99 -99.99  10.60 
1985 01 99.99 -99.99   9.39 
1985 02 99.99 -99.99  10.60 
1985 03 99.99 -99.99  11.00 
1985 04 99.99 -99.99  10.80 
1985 05 99.99 -99.99  10.70 
1985 06 99.99 -99.99  10.40 
1985 07 99.99 -99.99   9.20 
1985 08 99.99 -99.99   9.80 
1985 09 99.99 -99.99  10.50 
1985 10 99.99 -99.99  10.30 
1985 11 99.99 -99.99   9.60 
1985 12 99.99 -99.99   9.50 
1986 01 99.99 -99.99  11.00 
1986 02 99.99 -99.99   9.60 
1986 03 99.99 -99.99  10.80 
1986 04 99.99 -99.99  11.10 
1986 05 99.99 -99.99  11.30 
1986 06 99.99 -99.99  10.50 
1986 07 99.99 -99.99   9.60 
1986 08 99.99 -99.99  10.50 
1986 09 99.99 -99.99  10.50 
1986 10 99.99 -99.99  10.30 
1986 11 99.99 -99.99  10.50 
1986 12 99.99 -99.99  11.20 
1987 01 99.99 -99.99  11.60 
1987 02 99.99 -99.99  12.30 
1987 03 99.99 -99.99  11.20 
1987 04 99.99 -99.99  14.40 
1987 05 99.99 -99.99  11.00 
1987 06 99.99 -99.99  11.70 
1987 07 99.99 -99.99  10.80 
1987 08 99.99 -99.99  10.90 
1987 09 99.99 -99.99  12.00 
1987 10 99.99 -99.99  10.80 
1987 11 99.99 -99.99  11.10 
1987 12 99.99 -99.99  11.70 
1988 01 99.99 -99.99  10.90 
1988 02 99.99 -99.99  11.40 
1988 03 99.99 -99.99  11.00 
1988 04 99.99 -99.99  10.90 
1988 05 99.99 -99.99  11.50 
1988 06 99.99 -99.99  10.60 
1988 07 99.99 -99.99   9.60 
1988 09 99.99 -99.99  11.10 
1988 10 99.99 -99.99  10.70 
1988 11 99.99 -99.99  10.60 
1988 12 99.99 -99.99   9.89 
1989 01 99.99 -99.99  10.40 
1989 02 99.99 -99.99  10.40 
1989 03 99.99 -99.99   9.70 
1989 04 99.99 -99.99  11.40 
1989 07 99.99 -99.99   9.70 
1989 08 99.99 -99.99  11.00 
1989 09 99.99 -99.99  11.40 
1989 10 99.99 -99.99  11.30 
1989 11 99.99 -99.99  11.60 
1989 12 99.99 -99.99  10.30 
1990 01 99.99 -99.99  11.80 
1990 02 99.99 -99.99  10.90 
1990 04 99.99 -99.99  11.70 
1991 01 99.99 -99.99  11.60 
1991 02 99.99 -99.99  12.10 
1991 04 99.99 -99.99  11.80 
