1952 01 99.99 -99.99  24.60 
1952 02 99.99 -99.99  24.40 
1952 03 99.99 -99.99  24.80 
1952 04 99.99 -99.99  26.60 
1952 05 99.99 -99.99  28.00 
1952 06 99.99 -99.99  28.20 
1952 07 99.99 -99.99  27.80 
1952 08 99.99 -99.99  28.50 
1952 09 99.99 -99.99  28.80 
1952 10 99.99 -99.99  26.50 
1952 11 99.99 -99.99  26.50 
1952 12 99.99 -99.99  25.60 
1953 01 99.99 -99.99  25.60 
1953 02 99.99 -99.99  26.90 
1953 03 99.99 -99.99  27.70 
1953 04 99.99 -99.99  29.70 
1953 05 99.99 -99.99  29.60 
1953 06 99.99 -99.99  29.70 
1953 07 99.99 -99.99  28.90 
1953 08 99.99 -99.99  29.60 
1953 09 99.99 -99.99  29.90 
1953 10 99.99 -99.99  28.10 
1953 11 99.99 -99.99  26.70 
1953 12 99.99 -99.99  26.40 
1954 01 99.99 -99.99  25.80 
1954 02 99.99 -99.99  25.70 
1954 03 99.99 -99.99  27.20 
1954 05 99.99 -99.99  29.30 
1954 06 99.99 -99.99  28.40 
1954 07 99.99 -99.99  28.30 
1954 08 99.99 -99.99  28.90 
1954 09 99.99 -99.99  29.40 
1954 10 99.99 -99.99  27.30 
1954 11 99.99 -99.99  25.90 
1954 12 99.99 -99.99  25.20 
1955 01 99.99 -99.99  25.60 
1955 02 99.99 -99.99  25.70 
1955 03 99.99 -99.99  26.70 
1955 04 99.99 -99.99  27.90 
1955 05 99.99 -99.99  27.60 
1955 06 99.99 -99.99  28.60 
1955 07 99.99 -99.99  27.80 
1955 08 99.99 -99.99  29.10 
1955 09 99.99 -99.99  29.10 
1955 10 99.99 -99.99  27.20 
1955 11 99.99 -99.99  27.10 
1955 12 99.99 -99.99  25.60 
1956 01 99.99 -99.99  24.30 
1956 02 99.99 -99.99  26.10 
1956 03 99.99 -99.99  25.90 
1956 04 99.99 -99.99  27.80 
1956 05 99.99 -99.99  27.60 
1956 06 99.99 -99.99  27.70 
1956 07 99.99 -99.99  27.40 
1956 08 99.99 -99.99  28.40 
1956 09 99.99 -99.99  28.60 
1956 10 99.99 -99.99  27.20 
1956 11 99.99 -99.99  25.10 
1956 12 99.99 -99.99  25.30 
1957 01 99.99 -99.99  25.20 
1957 02 99.99 -99.99  25.70 
1957 03 99.99 -99.99  26.70 
1957 04 99.99 -99.99  27.20 
1957 05 99.99 -99.99  28.40 
1957 06 99.99 -99.99  28.60 
1957 07 99.99 -99.99  27.10 
1957 08 99.99 -99.99  28.60 
1957 09 99.99 -99.99  28.90 
1957 10 99.99 -99.99  27.00 
1957 11 99.99 -99.99  27.00 
1957 12 99.99 -99.99  24.80 
1958 01 99.99 -99.99  24.60 
1958 02 99.99 -99.99  25.20 
1958 03 99.99 -99.99  27.10 
1958 04 99.99 -99.99  28.10 
1958 05 99.99 -99.99  28.20 
1958 06 99.99 -99.99  28.90 
1958 07 99.99 -99.99  28.10 
1958 08 99.99 -99.99  29.30 
1958 09 99.99 -99.99  29.40 
1958 10 99.99 -99.99  27.80 
1958 11 99.99 -99.99  27.50 
1958 12 99.99 -99.99  25.80 
1959 01 99.99 -99.99  26.10 
1959 02 99.99 -99.99  26.70 
1959 03 99.99 -99.99  26.80 
1959 04 99.99 -99.99  27.50 
1959 05 99.99 -99.99  27.90 
1959 06 99.99 -99.99  28.70 
1959 07 99.99 -99.99  28.20 
1959 08 99.99 -99.99  28.20 
1959 09 99.99 -99.99  28.40 
1959 10 99.99 -99.99  28.80 
1959 11 99.99 -99.99  26.30 
1959 12 99.99 -99.99  25.10 
1960 01 99.99 -99.99  25.40 
1960 02 99.99 -99.99  25.80 
1960 03 99.99 -99.99  26.20 
1960 04 99.99 -99.99  27.20 
1960 05 99.99 -99.99  28.70 
1960 06 99.99 -99.99  28.70 
1960 07 99.99 -99.99  28.30 
1960 08 99.99 -99.99  28.30 
1960 09 99.99 -99.99  28.80 
1960 10 99.99 -99.99  28.60 
1960 11 99.99 -99.99  26.40 
1960 12 99.99 -99.99  25.10 
1961 01 99.99 -99.99  25.40 
1961 02 99.99 -99.99  26.00 
1961 03 99.99 -99.99  27.20 
1961 04 99.99 -99.99  27.70 
1962 10 99.99 -99.99  27.30 
1962 12 99.99 -99.99  24.90 
1963 03 99.99 -99.99  26.70 
1964 01 99.99 -99.99  22.50 
1964 02 99.99 -99.99  26.40 
1964 07 99.99 -99.99  27.80 
1964 09 99.99 -99.99  28.70 
1965 04 99.99 -99.99  27.30 
1965 06 99.99 -99.99  27.90 
1965 07 99.99 -99.99  27.70 
1965 09 99.99 -99.99  27.80 
1965 12 99.99 -99.99  25.60 
1966 02 99.99 -99.99  25.60 
1966 03 99.99 -99.99  25.60 
1966 05 99.99 -99.99  27.90 
1966 06 99.99 -99.99  26.80 
1966 07 99.99 -99.99  27.90 
1966 08 99.99 -99.99  28.00 
1966 09 99.99 -99.99  28.20 
1966 10 99.99 -99.99  27.10 
1966 11 99.99 -99.99  24.60 
1966 12 99.99 -99.99  24.30 
1967 01 99.99 -99.99  24.80 
1967 02 99.99 -99.99  25.10 
1967 03 99.99 -99.99  25.70 
1967 04 99.99 -99.99  26.70 
1967 05 99.99 -99.99  27.50 
1967 06 99.99 -99.99  27.60 
1967 07 99.99 -99.99  27.20 
1967 08 99.99 -99.99  27.70 
1967 09 99.99 -99.99  27.90 
1967 10 99.99 -99.99  26.40 
1967 11 99.99 -99.99  25.60 
1967 12 99.99 -99.99  25.90 
1968 01 99.99 -99.99  24.50 
1968 02 99.99 -99.99  24.40 
1968 03 99.99 -99.99  24.80 
1968 04 99.99 -99.99  26.60 
1968 05 99.99 -99.99  28.00 
1968 06 99.99 -99.99  28.20 
1968 07 99.99 -99.99  27.80 
1968 08 99.99 -99.99  27.90 
1968 09 99.99 -99.99  28.00 
1968 10 99.99 -99.99  26.70 
1968 11 99.99 -99.99  23.40 
1968 12 99.99 -99.99  25.60 
1969 01 99.99 -99.99  25.30 
1969 02 99.99 -99.99  26.00 
1969 03 99.99 -99.99  26.50 
1969 04 99.99 -99.99  27.50 
1969 05 99.99 -99.99  28.40 
1969 06 99.99 -99.99  29.20 
1969 07 99.99 -99.99  28.00 
1969 08 99.99 -99.99  28.60 
1969 09 99.99 -99.99  28.10 
1969 10 99.99 -99.99  27.50 
1969 11 99.99 -99.99  25.80 
1969 12 99.99 -99.99  25.70 
1970 01 99.99 -99.99  25.40 
1970 02 99.99 -99.99  24.60 
1970 03 99.99 -99.99  26.50 
1970 04 99.99 -99.99  27.80 
1970 05 99.99 -99.99  27.20 
1970 06 99.99 -99.99  27.70 
1970 07 99.99 -99.99  27.60 
1970 08 99.99 -99.99  28.20 
1970 09 99.99 -99.99  27.80 
1970 10 99.99 -99.99  27.70 
1970 11 99.99 -99.99  25.10 
1970 12 99.99 -99.99  25.50 
1971 01 99.99 -99.99  25.50 
1971 02 99.99 -99.99  26.10 
1971 03 99.99 -99.99  26.60 
1971 04 99.99 -99.99  26.50 
1971 05 99.99 -99.99  28.30 
1971 06 99.99 -99.99  28.20 
1971 07 99.99 -99.99  27.80 
1971 08 99.99 -99.99  28.30 
1971 09 99.99 -99.99  28.20 
1971 10 99.99 -99.99  27.60 
1971 11 99.99 -99.99  26.40 
1971 12 99.99 -99.99  26.20 
1972 01 99.99 -99.99  26.10 
1972 02 99.99 -99.99  25.80 
1972 03 99.99 -99.99  26.70 
1972 04 99.99 -99.99  27.70 
1972 05 99.99 -99.99  28.40 
1972 06 99.99 -99.99  28.70 
1972 07 99.99 -99.99  28.10 
1972 08 99.99 -99.99  28.00 
1972 09 99.99 -99.99  28.20 
1972 10 99.99 -99.99  27.40 
1972 11 99.99 -99.99  28.00 
1972 12 99.99 -99.99  26.10 
1973 01 99.99 -99.99  25.70 
1973 02 99.99 -99.99  25.60 
1973 03 99.99 -99.99  27.30 
1973 04 99.99 -99.99  27.90 
1973 05 99.99 -99.99  28.40 
1973 06 99.99 -99.99  28.40 
1973 07 99.99 -99.99  28.60 
1973 08 99.99 -99.99  28.70 
1973 09 99.99 -99.99  29.00 
1973 10 99.99 -99.99  27.90 
1973 11 99.99 -99.99  27.20 
1973 12 99.99 -99.99  25.30 
1974 01 99.99 -99.99  26.10 
1974 02 99.99 -99.99  25.60 
1974 03 99.99 -99.99  26.80 
1974 04 99.99 -99.99  27.40 
1974 05 99.99 -99.99  28.30 
1974 06 99.99 -99.99  28.30 
1974 07 99.99 -99.99  28.00 
1974 08 99.99 -99.99  28.60 
1974 09 99.99 -99.99  28.40 
1974 10 99.99 -99.99  26.10 
1974 11 99.99 -99.99  26.40 
1974 12 99.99 -99.99  26.00 
1975 01 99.99 -99.99  26.00 
1975 02 99.99 -99.99  26.90 
1975 03 99.99 -99.99  27.30 
1975 04 99.99 -99.99  27.90 
1975 05 99.99 -99.99  28.80 
1975 06 99.99 -99.99  29.00 
1975 07 99.99 -99.99  28.50 
1975 08 99.99 -99.99  28.50 
1975 09 99.99 -99.99  28.50 
1975 10 99.99 -99.99  27.50 
1975 11 99.99 -99.99  26.60 
1975 12 99.99 -99.99  26.00 
1976 01 99.99 -99.99  25.50 
1976 02 99.99 -99.99  25.10 
1976 03 99.99 -99.99  26.00 
1976 04 99.99 -99.99  27.90 
1976 05 99.99 -99.99  29.00 
1976 06 99.99 -99.99  28.30 
1976 07 99.99 -99.99  28.50 
1976 08 99.99 -99.99  29.50 
1976 09 99.99 -99.99  29.60 
1976 10 99.99 -99.99  28.90 
1976 11 99.99 -99.99  27.10 
1976 12 99.99 -99.99  27.50 
1977 01 99.99 -99.99  27.10 
1977 02 99.99 -99.99  26.70 
1977 03 99.99 -99.99  27.80 
1977 04 99.99 -99.99  27.80 
1977 05 99.99 -99.99  29.20 
1977 06 99.99 -99.99  28.50 
1977 07 99.99 -99.99  28.90 
1977 08 99.99 -99.99  29.60 
1977 09 99.99 -99.99  30.10 
1977 10 99.99 -99.99  28.90 
1977 11 99.99 -99.99  27.90 
1977 12 99.99 -99.99  26.90 
1978 01 99.99 -99.99  25.90 
1978 02 99.99 -99.99  26.10 
1978 03 99.99 -99.99  27.70 
1978 04 99.99 -99.99  28.80 
1978 05 99.99 -99.99  29.70 
1978 06 99.99 -99.99  29.40 
1978 07 99.99 -99.99  28.80 
1978 08 99.99 -99.99  29.40 
1978 09 99.99 -99.99  29.00 
1978 10 99.99 -99.99  27.90 
1978 11 99.99 -99.99  27.80 
1978 12 99.99 -99.99  27.40 
1979 01 99.99 -99.99  26.60 
1979 02 99.99 -99.99  26.30 
1979 03 99.99 -99.99  27.70 
1979 04 99.99 -99.99  28.70 
1979 05 99.99 -99.99  29.40 
1979 06 99.99 -99.99  28.70 
1979 07 99.99 -99.99  29.60 
1979 08 99.99 -99.99  29.10 
1979 09 99.99 -99.99  29.30 
1979 10 99.99 -99.99  27.90 
1979 11 99.99 -99.99  26.40 
1979 12 99.99 -99.99  26.20 
1980 01 99.99 -99.99  26.90 
1980 02 99.99 -99.99  26.90 
1980 03 99.99 -99.99  27.50 
1980 04 99.99 -99.99  27.30 
1980 05 99.99 -99.99  29.20 
1980 06 99.99 -99.99  28.40 
1980 07 99.99 -99.99  28.80 
1980 08 99.99 -99.99  29.10 
1980 09 99.99 -99.99  29.50 
1980 10 99.99 -99.99  28.50 
1980 11 99.99 -99.99  25.10 
1980 12 99.99 -99.99  23.00 
1981 04 99.99 -99.99  28.10 
1981 05 99.99 -99.99  29.70 
1981 06 99.99 -99.99  29.20 
1981 08 99.99 -99.99  29.30 
1982 04 99.99 -99.99  28.90 
1982 05 99.99 -99.99  29.20 
1982 06 99.99 -99.99  29.70 
1982 07 99.99 -99.99  28.30 
1982 08 99.99 -99.99  29.10 
1983 05 99.99 -99.99  30.10 
1983 06 99.99 -99.99  30.20 
1984 02 99.99 -99.99  26.70 
1984 05 99.99 -99.99  29.20 
1984 09 99.99 -99.99  29.10 
1984 12 99.99 -99.99  26.80 
1985 01 99.99 -99.99  25.30 
1985 09 99.99 -99.99  28.70 
1985 10 99.99 -99.99  27.50 
1986 01 99.99 -99.99  25.20 
1986 02 99.99 -99.99  25.30 
1986 03 99.99 -99.99  26.40 
1986 04 99.99 -99.99  28.10 
1986 05 99.99 -99.99  29.40 
1986 06 99.99 -99.99  28.90 
1986 07 99.99 -99.99  28.70 
1986 08 99.99 -99.99  29.00 
1986 09 99.99 -99.99  28.40 
1986 11 99.99 -99.99  28.00 
1986 12 99.99 -99.99  26.90 
1987 01 99.99 -99.99  26.00 
1987 02 99.99 -99.99  26.70 
1987 03 99.99 -99.99  26.40 
1987 05 99.99 -99.99  29.10 
1987 06 99.99 -99.99  30.00 
1987 07 99.99 -99.99  28.50 
1987 09 99.99 -99.99  29.90 
1987 10 99.99 -99.99  26.90 
1987 11 99.99 -99.99  26.70 
1987 12 99.99 -99.99  26.40 
1988 02 99.99 -99.99  26.20 
1988 03 99.99 -99.99  27.30 
1988 05 99.99 -99.99  29.00 
1988 06 99.99 -99.99  30.90 
1988 07 99.99 -99.99  29.60 
1988 10 99.99 -99.99  27.40 
1988 11 99.99 -99.99  27.40 
1988 12 99.99 -99.99  25.40 
1989 01 99.99 -99.99  26.20 
1989 02 99.99 -99.99  26.30 
1989 03 99.99 -99.99  26.80 
1989 04 99.99 -99.99  28.30 
1989 05 99.99 -99.99  29.60 
1989 07 99.99 -99.99  29.10 
1989 09 99.99 -99.99  29.40 
1990 03 99.99 -99.99  27.10 
1990 04 99.99 -99.99  29.20 
1990 07 99.99 -99.99  29.00 
1990 08 99.99 -99.99  28.60 
1990 09 99.99 -99.99  29.70 
1991 08 99.99 -99.99  30.00 
2008 02 29.68  18.20  23.94 
