1951 08 15.70   5.90  10.80 
1951 09 21.20   8.20  14.70 
1951 10 23.40   9.60  16.50 
1951 11 28.30  10.90  19.59 
1951 12 31.40  14.10  22.75 
1952 01 32.40  14.60  23.50 
1952 02 29.40  12.70  21.05 
1952 03 30.30  13.70  22.00 
1952 04 21.30   9.10  15.20 
1952 05 18.29   8.10  13.20 
1952 06 17.29   7.20  12.25 
1952 07 15.40   4.40   9.89 
1952 08 17.40   4.90  11.15 
1952 09 21.20   7.50  14.35 
1952 10 21.80   9.80  15.79 
1952 11 25.20  11.90  18.54 
1952 12 29.00  13.30  21.15 
1953 01 31.80  14.40  23.09 
1953 02 31.40  14.50  22.95 
1953 03 31.30  13.60  22.45 
1953 04 25.40  11.80  18.60 
1953 05 20.90   6.50  13.70 
1953 06 16.60   7.30  11.95 
1953 07 16.40   5.30  10.85 
1953 08 16.40   5.90  11.15 
1953 09 20.50   7.20  13.85 
1953 10 23.40   9.50  16.45 
1953 11 26.10  11.20  18.65 
1953 12 30.10  13.70  21.90 
1954 01 31.10  15.80  23.45 
1954 02 28.60  11.90  20.25 
1954 03 28.30  10.70  19.50 
1954 04 23.80  12.10  17.95 
1954 05 19.70   8.60  14.15 
1954 06 16.40   6.10  11.25 
1954 07 16.40   5.10  10.75 
1954 08 18.20   6.10  12.15 
1954 09 21.10   7.10  14.10 
1954 10 23.60  10.30  16.95 
1954 11 27.40  11.30  19.35 
1954 12 30.80  14.60  22.70 
1955 01 32.90  16.00  24.45 
1955 02 31.60  16.90  24.25 
1955 03 28.10  14.10  21.10 
1955 04 23.90  10.00  16.95 
1955 05 17.90   7.90  12.90 
1955 06 15.70   7.20  11.45 
1955 07 15.40   5.70  10.54 
1955 08 18.29   7.40  12.85 
1955 09 21.80   8.60  15.20 
1955 10 24.20  10.60  17.40 
1955 11 24.70  10.80  17.75 
1955 12 28.30  12.00  20.15 
1956 01 31.00  13.90  22.45 
1956 02 34.40  17.79  26.10 
1956 03 28.70  15.80  22.25 
1956 04 22.90  12.20  17.54 
1956 05 19.00   8.89  13.95 
1956 06 15.40   6.30  10.85 
1956 07 15.30   5.90  10.60 
1956 08 16.60   5.60  11.10 
1956 09 19.10   6.70  12.90 
1956 10 21.40   7.60  14.50 
1956 11 26.30   9.50  17.90 
1957 01 33.59  12.80  23.20 
1957 03 29.10  12.30  20.70 
1957 05 21.30   8.80  15.04 
1957 07 15.60   4.30   9.95 
1957 08 18.50   4.90  11.70 
1957 09 21.50   6.30  13.90 
1957 10 25.10   9.50  17.29 
1957 11 27.60  10.20  18.90 
1958 01 31.40  12.60  22.00 
1958 02 31.46 -99.99 -99.99 
1958 03 99.99  13.20 -99.99 
1958 07 99.99   5.00 -99.99 
1958 08 99.99   7.00 -99.99 
1958 09 99.99   6.50 -99.99 
1958 10 99.99   9.80 -99.99 
1959 02 31.88 -99.99 -99.99 
1959 04 99.99   9.60 -99.99 
1959 05 99.99   5.10 -99.99 
1959 08 99.99   6.80 -99.99 
1959 09 99.99   5.70 -99.99 
1959 11 99.99  12.80 -99.99 
1960 02 28.70 -99.99 -99.99 
1960 03 99.99  13.90 -99.99 
1960 05 99.99   6.70 -99.99 
1960 06 99.99   4.80 -99.99 
1960 08 99.99   4.90 -99.99 
1960 09 99.99   8.00 -99.99 
1960 11 99.99  10.10 -99.99 
1961 01 99.99  16.50 -99.99 
1961 02 31.88  15.44  23.66 
1961 03 29.96  13.10  21.53 
1961 04 99.99 -99.99  17.90 
1961 05 99.99 -99.99  13.60 
1961 07 99.99 -99.99  10.60 
1961 08 99.99 -99.99  11.20 
1961 09 99.99 -99.99  15.30 
1961 10 99.99 -99.99  18.50 
1961 11 26.79 -99.99  19.70 
1962 01 99.99 -99.99  24.60 
1962 02 31.20 -99.99  22.80 
1962 03 99.99 -99.99  21.40 
1962 04 99.99 -99.99  17.40 
1962 05 99.99 -99.99  13.10 
1962 06 99.99 -99.99  13.70 
1962 07 99.99 -99.99  11.50 
1962 08 18.20 -99.99  12.50 
1962 09 99.99 -99.99  14.40 
1962 10 99.99 -99.99  16.79 
1962 11 99.99 -99.99  21.70 
1963 01 99.99 -99.99  23.10 
1963 02 99.99 -99.99  23.50 
1963 03 99.99 -99.99  21.70 
1963 04 99.99 -99.99  16.70 
1963 05 99.99 -99.99  14.60 
1963 06 99.99 -99.99  11.90 
1963 07 99.99 -99.99  10.30 
1963 08 99.99 -99.99  11.40 
1963 09 99.99 -99.99  14.70 
1963 10 99.99 -99.99  18.50 
1963 11 99.99 -99.99  21.00 
1964 01 99.99 -99.99  22.70 
1964 02 99.99 -99.99  21.70 
1964 03 99.99 -99.99  20.40 
1964 04 23.31 -99.99  17.10 
1964 05 99.99 -99.99  13.50 
1964 06 99.99 -99.99  11.20 
1964 07 17.04 -99.99  11.40 
1964 08 99.99 -99.99  12.50 
1964 09 99.99 -99.99  14.40 
1964 10 99.99 -99.99  16.70 
1964 11 27.63 -99.99  19.79 
1965 01 99.99 -99.99  21.40 
1965 02 99.99 -99.99  23.90 
1965 03 99.99 -99.99  22.30 
1965 04 99.99 -99.99  15.30 
1965 05 99.99 -99.99  14.40 
1965 06 99.99 -99.99  11.90 
1965 07 99.99 -99.99  10.50 
1965 08 99.99 -99.99  12.40 
1965 09 99.99 -99.99  14.50 
1965 10 99.99 -99.99  22.40 
1965 11 99.99 -99.99  17.90 
1966 01 99.99 -99.99  24.80 
1966 02 99.99 -99.99  23.60 
1966 03 99.99 -99.99  20.00 
1966 05 99.99 -99.99  14.00 
1966 07 99.99 -99.99  10.40 
1966 08 99.99 -99.99  10.90 
1966 09 99.99 -99.99  15.00 
1966 10 99.99 -99.99  16.40 
1966 11 99.99 -99.99  20.90 
1967 01 99.99 -99.99  21.90 
1967 02 99.99 -99.99  23.80 
1967 03 99.99 -99.99  21.70 
1967 04 99.99 -99.99  20.29 
1967 05 99.99 -99.99  15.60 
1967 06 99.99 -99.99  12.20 
1967 07 99.99 -99.99  10.80 
1967 08 99.99 -99.99  11.60 
1967 09 99.99 -99.99  14.30 
1967 10 99.99 -99.99  18.50 
1968 01 99.99 -99.99  26.60 
1968 02 99.99 -99.99  24.70 
1968 03 99.99 -99.99  22.10 
1968 05 99.99 -99.99  13.50 
1968 06 99.99 -99.99  12.50 
1968 07 99.99 -99.99  10.10 
1968 08 99.99 -99.99  10.90 
1968 09 99.99 -99.99  13.80 
1968 10 99.99 -99.99  17.00 
1968 11 99.99 -99.99  17.70 
1969 01 99.99 -99.99  26.80 
1969 02 99.99 -99.99  24.50 
1969 03 99.99 -99.99  20.70 
1969 04 99.99 -99.99  18.20 
1969 05 99.99 -99.99  12.80 
1969 07 99.99 -99.99  11.90 
1969 10 25.74   8.74  17.24 
1973 01 99.99 -99.99  25.70 
1973 02 99.99 -99.99  23.00 
1973 03 99.99 -99.99  20.20 
1973 04 99.99 -99.99  18.70 
1973 05 99.99 -99.99  15.20 
1973 06 99.99 -99.99  10.50 
1973 07 99.99 -99.99  11.50 
1973 08 99.99 -99.99  12.40 
1973 09 99.99 -99.99  15.20 
1973 10 99.99 -99.99  18.10 
1974 01 99.99 -99.99  24.90 
1974 02 99.99 -99.99  22.20 
1974 03 99.99 -99.99  23.70 
1974 04 99.99 -99.99  17.40 
1974 05 99.99 -99.99  13.90 
1974 06 99.99 -99.99  11.00 
1974 07 99.99 -99.99  11.50 
1974 08 99.99 -99.99  12.30 
1974 09 99.99 -99.99  13.10 
1974 10 99.99 -99.99  16.79 
1974 11 99.99 -99.99  19.00 
1975 01 99.99 -99.99  22.90 
1975 02 99.99 -99.99  24.50 
1975 03 99.99 -99.99  20.10 
1975 04 99.99 -99.99  16.90 
1975 05 99.99 -99.99  15.80 
1975 06 99.99 -99.99  10.80 
1975 07 99.99 -99.99  12.90 
1975 08 99.99 -99.99  11.80 
1975 09 99.99 -99.99  15.30 
1975 10 99.99 -99.99  16.40 
1975 11 99.99 -99.99  21.00 
1976 01 99.99 -99.99  21.70 
1976 02 99.99 -99.99  24.90 
1976 03 99.99 -99.99  21.20 
1976 04 99.99 -99.99  16.50 
1976 05 99.99 -99.99  12.10 
1976 06 99.99 -99.99  11.20 
1976 07 99.99 -99.99  10.30 
1976 08 99.99 -99.99  12.30 
1976 09 99.99 -99.99  14.10 
1976 10 99.99 -99.99  14.50 
1976 11 99.99 -99.99  19.00 
1977 01 99.99 -99.99  24.10 
1977 02 99.99 -99.99  25.00 
1977 03 99.99 -99.99  20.80 
1977 04 99.99 -99.99  16.20 
1977 06 99.99 -99.99  10.90 
1977 07 99.99 -99.99  10.40 
1977 08 99.99 -99.99  14.70 
1977 09 99.99 -99.99  13.70 
1977 10 99.99 -99.99  18.79 
1977 11 99.99 -99.99  20.10 
1978 01 99.99 -99.99  22.60 
1978 02 99.99 -99.99  22.60 
1978 03 99.99 -99.99  21.50 
1978 04 99.99 -99.99  17.70 
1978 05 99.99 -99.99  14.20 
1978 06 99.99 -99.99  10.80 
1978 07 99.99 -99.99  10.80 
1978 08 99.99 -99.99  10.70 
1978 09 99.99 -99.99  13.70 
1978 11 99.99 -99.99  19.20 
1979 01 99.99 -99.99  27.10 
1979 02 99.99 -99.99  24.40 
1979 03 99.99 -99.99  21.50 
1979 05 99.99 -99.99  12.50 
1979 06 99.99 -99.99  12.50 
1979 07 99.99 -99.99  11.00 
1979 08 99.99 -99.99  11.60 
1979 09 99.99 -99.99  14.10 
1979 10 99.99 -99.99  17.29 
1979 11 99.99 -99.99  20.10 
1980 02 99.99 -99.99  24.00 
1980 03 99.99 -99.99  21.10 
1980 05 99.99 -99.99  15.50 
1980 07 99.99 -99.99  10.70 
1980 08 99.99 -99.99  12.80 
1980 09 99.99 -99.99  14.90 
1980 10 99.99 -99.99  17.10 
1980 11 99.99 -99.99  22.10 
1981 01 99.99 -99.99  25.80 
1981 02 99.99 -99.99  24.70 
1981 03 99.99 -99.99  19.40 
1981 04 99.99 -99.99  18.79 
1981 06 99.99 -99.99  11.80 
1981 08 99.99 -99.99  11.70 
1981 09 99.99 -99.99  15.80 
1981 10 99.99 -99.99  17.90 
1981 11 99.99 -99.99  19.60 
1982 01 99.99 -99.99  26.30 
1982 02 99.99 -99.99  23.80 
1982 03 99.99 -99.99  20.60 
1982 05 99.99 -99.99  14.60 
1982 07 99.99 -99.99   9.20 
1982 08 99.99 -99.99  13.60 
1982 09 99.99 -99.99  15.10 
1982 10 99.99 -99.99  17.70 
1983 01 99.99 -99.99  22.10 
1983 02 99.99 -99.99  26.10 
1983 04 99.99 -99.99  16.20 
1983 05 99.99 -99.99  13.90 
1983 07 99.99 -99.99   9.80 
1983 08 18.39 -99.99  12.40 
1983 09 99.99 -99.99  15.40 
1983 11 99.99 -99.99  19.60 
1984 01 99.99 -99.99  22.70 
1984 02 99.99 -99.99  22.70 
