1960 01 28.50 -99.99 -99.99 
1960 02 30.30 -99.99 -99.99 
1960 03 31.30 -99.99 -99.99 
1960 04 31.70 -99.99 -99.99 
1960 05 31.70 -99.99 -99.99 
1960 06 31.00 -99.99 -99.99 
1960 09 30.50 -99.99 -99.99 
1960 10 31.20 -99.99 -99.99 
1960 11 31.60 -99.99 -99.99 
1960 12 30.60 -99.99 -99.99 
1961 01 28.10 -99.99 -99.99 
1961 02 30.30 -99.99 -99.99 
1961 03 31.50 -99.99 -99.99 
1961 04 31.90 -99.99 -99.99 
1961 05 31.50 -99.99 -99.99 
1961 06 30.90 -99.99 -99.99 
1961 07 30.90  21.50  26.20 
1961 08 30.80  21.40  26.09 
1961 09 30.70  21.60  26.15 
1961 10 31.40  21.60  26.50 
1961 11 31.60  22.00  26.80 
1961 12 30.60  22.20  26.40 
1962 01 28.40  22.00  25.20 
1962 02 30.70  21.90  26.30 
1962 03 31.20  22.20  26.70 
1962 04 31.80  21.80  26.80 
1962 05 31.10  21.80  26.45 
1962 06 31.00  21.40  26.20 
1962 07 30.60  21.60  26.10 
1962 08 30.60  21.60  26.10 
1962 09 30.50  21.80  26.15 
1962 10 31.40  21.50  26.45 
1962 11 31.80  22.00  26.90 
1962 12 30.80  22.30  26.55 
1963 01 29.80  22.00  25.90 
1963 02 30.90  21.80  26.34 
1963 03 31.30  22.30  26.80 
1963 04 99.99  21.90 -99.99 
1963 05 99.99  21.80 -99.99 
1963 06 31.50  21.30  26.40 
1963 07 30.50  21.60  26.05 
1963 08 30.50  21.50  26.00 
1963 09 30.70  21.90  26.30 
1963 10 31.60  21.80  26.70 
1963 11 31.70  22.40  27.05 
1963 12 30.90  22.30  26.59 
1964 04 31.80  22.10  26.95 
1964 05 31.40  21.60  26.50 
1964 06 31.30  21.30  26.30 
1964 07 30.70  21.70  26.20 
1964 08 30.60  21.70  26.15 
1964 09 30.80  22.00  26.40 
1964 10 31.40  22.00  26.70 
1964 11 31.80  22.30  27.05 
1964 12 30.80  22.10  26.45 
1965 01 29.70  22.10  25.90 
1965 02 30.40  21.60  26.00 
1965 03 31.20  22.00  26.60 
1965 04 31.40  22.30  26.84 
1965 05 31.20  21.70  26.45 
1965 06 31.60  21.60  26.60 
1965 07 30.70  21.50  26.10 
1965 08 30.50  21.30  25.90 
1965 09 30.90  21.70  26.30 
1965 10 31.30  21.90  26.59 
1965 11 31.50  22.20  26.85 
1965 12 99.99  22.00 -99.99 
1966 01 30.00  22.10  26.05 
1966 02 30.50  21.60  26.05 
1966 03 31.40  21.90  26.65 
1966 04 31.30  22.00  26.65 
1966 05 31.40  21.80  26.59 
1966 06 31.60  21.80  26.70 
1966 07 30.40  21.60  26.00 
1966 08 30.80  21.80  26.30 
1966 09 30.90  21.90  26.40 
1966 10 31.10  21.90  26.50 
1966 11 31.40  22.40  26.90 
1966 12 30.60  22.30  26.45 
1967 01 30.20  22.10  26.15 
1967 02 30.50  21.90  26.20 
1967 03 31.50  22.20  26.85 
1967 04 31.20  21.90  26.55 
1967 05 31.80  21.70  26.75 
1967 06 31.30  21.60  26.45 
1967 07 30.60  21.30  25.95 
1967 08 30.70  21.50  26.10 
1967 09 30.90  21.80  26.34 
1967 10 31.00  22.10  26.55 
1967 11 31.20  22.20  26.70 
1970 01 30.00  22.20  26.10 
1970 02 30.50  21.90  26.20 
1970 03 31.10  22.20  26.65 
1970 04 31.30  21.90  26.59 
1970 05 31.50  21.70  26.60 
1970 06 31.00  21.90  26.45 
1970 07 30.70  21.30  26.00 
1970 08 30.80  21.20  26.00 
1970 09 30.90  21.80  26.34 
1970 10 31.60  22.40  27.00 
1970 11 31.40  22.00  26.70 
1970 12 30.20  21.90  26.05 
1971 01 29.70  22.20  25.95 
1971 02 30.80  22.00  26.40 
1971 03 31.10  22.30  26.70 
1971 04 31.90  22.20  27.05 
1971 05 31.70  21.50  26.60 
1971 06 31.30  21.20  26.25 
1971 07 30.60  21.60  26.10 
1971 08 30.80  21.20  26.00 
1971 09 30.80  21.70  26.25 
1971 10 31.90  22.00  26.95 
1971 11 31.40  21.80  26.59 
1971 12 30.40  22.20  26.30 
1972 01 30.00  22.10  26.05 
1972 02 30.90  22.20  26.55 
1972 03 31.30  22.20  26.75 
1972 04 31.80  22.00  26.90 
1972 05 31.80  21.50  26.65 
1972 06 30.90  21.20  26.05 
1972 07 30.50  21.40  25.95 
1972 08 30.90  21.20  26.05 
1972 09 30.70  21.50  26.10 
1972 10 31.50  21.60  26.55 
1972 11 31.50  22.30  26.90 
1972 12 30.50  22.30  26.40 
1973 03 31.00  22.20  26.60 
1973 04 31.60  22.00  26.80 
1973 05 31.70  21.80  26.75 
1973 06 31.00  21.20  26.10 
1973 07 30.90  21.20  26.05 
1973 08 30.90  21.20  26.05 
1973 09 30.60  21.90  26.25 
1973 10 31.20  21.80  26.50 
1973 11 31.30  22.20  26.75 
1973 12 30.40  22.10  26.25 
1974 01 29.10  22.10  25.60 
1974 02 30.60  21.90  26.25 
1974 03 30.90  22.20  26.55 
1974 04 31.40  22.20  26.80 
1974 05 31.20  21.90  26.55 
1974 06 31.20  21.20  26.20 
1974 07 30.20  21.00  25.60 
1974 08 30.50  21.40  25.95 
1974 09 30.50  21.30  25.90 
1974 10 31.00  22.00  26.50 
1974 11 31.10  22.20  26.65 
1974 12 30.30  22.20  26.25 
1975 01 30.00  22.00  26.00 
1975 02 30.30  21.90  26.09 
1975 03 31.10  21.90  26.50 
1975 04 31.30  22.10  26.70 
1975 05 31.20  21.80  26.50 
1975 06 31.30  21.20  26.25 
1975 07 30.60  21.20  25.90 
1975 08 30.60  21.40  26.00 
1975 09 30.70  21.20  25.95 
1975 10 31.20  21.60  26.40 
1975 11 31.10  21.90  26.50 
1975 12 30.50  22.00  26.25 
1976 01 99.99 -99.99  25.40 
1976 02 99.99 -99.99  25.10 
1976 03 99.99 -99.99  25.70 
1976 04 99.99 -99.99  26.30 
1976 06 99.99 -99.99  26.00 
1976 07 99.99 -99.99  25.20 
1976 08 99.99 -99.99  26.40 
1976 10 99.99 -99.99  26.00 
1976 11 99.99 -99.99  26.30 
1977 01 99.99 -99.99  25.70 
1977 02 99.99 -99.99  25.50 
1977 03 99.99 -99.99  26.50 
1977 04 99.99 -99.99  26.60 
1977 05 99.99 -99.99  25.60 
1977 06 99.99 -99.99  26.30 
1977 07 99.99 -99.99  26.00 
1977 08 99.99 -99.99  25.80 
1977 09 99.99 -99.99  26.70 
1977 10 99.99 -99.99  26.90 
1977 11 99.99 -99.99  27.30 
1977 12 99.99 -99.99  26.30 
1978 01 99.99 -99.99  26.30 
1978 02 99.99 -99.99  26.20 
1978 03 99.99 -99.99  26.60 
1978 04 99.99 -99.99  26.80 
1978 06 99.99 -99.99  26.00 
1978 07 99.99 -99.99  25.40 
1978 09 99.99 -99.99  26.20 
1978 10 99.99 -99.99  26.20 
1978 11 99.99 -99.99  26.60 
1978 12 99.99 -99.99  26.40 
1979 01 99.99 -99.99  26.50 
1979 02 99.99 -99.99  26.90 
1979 03 99.99 -99.99  26.00 
1979 04 99.99 -99.99  26.80 
1979 05 99.99 -99.99  27.00 
1979 06 99.99 -99.99  26.30 
1979 08 99.99 -99.99  25.80 
1979 10 99.99 -99.99  27.50 
1979 11 99.99 -99.99  26.80 
1980 01 99.99 -99.99  26.20 
1980 02 99.99 -99.99  26.00 
1980 03 99.99 -99.99  26.60 
1980 04 99.99 -99.99  27.00 
1980 05 99.99 -99.99  27.00 
1980 06 99.99 -99.99  25.60 
1980 08 99.99 -99.99  25.80 
1980 09 99.99 -99.99  26.30 
1980 10 99.99 -99.99  26.70 
1980 11 99.99 -99.99  25.20 
1981 01 99.99 -99.99  25.60 
1981 02 99.99 -99.99  26.00 
1981 03 99.99 -99.99  26.70 
1981 04 99.99 -99.99  26.90 
1983 02 99.99 -99.99  26.60 
1983 05 99.99 -99.99  26.90 
1984 02 99.99 -99.99  25.50 
1984 05 99.99 -99.99  26.90 
1984 08 99.99 -99.99  24.00 
1985 01 99.99 -99.99  26.30 
1985 04 99.99 -99.99  27.70 
1987 08 99.99 -99.99  22.40 
1987 09 99.99 -99.99  22.00 
1988 01 99.99 -99.99  26.10 
1988 04 99.99 -99.99  26.90 
1988 05 99.99 -99.99  26.30 
1988 07 99.99 -99.99  23.40 
1988 08 99.99 -99.99  24.00 
1989 04 99.99 -99.99  24.90 
1989 10 99.99 -99.99  26.60 
1989 12 99.99 -99.99  26.50 
1990 01 99.99 -99.99  26.10 
1990 03 99.99 -99.99  26.20 
1990 11 99.99 -99.99  26.80 
1990 12 99.99 -99.99  23.80 
1991 01 99.99 -99.99  25.80 
1995 05 31.80  22.00  26.90 
1996 05 31.00 -99.99 -99.99 
1996 08 31.90  22.20  27.05 
1997 10 35.70  21.60  28.65 
1997 11 34.40  23.00  28.70 
1999 08 32.30  21.20  26.75 
2004 09 32.09  21.90  27.00 
