1957 06  3.40  -2.60    .40 
1957 07  7.00   1.20   4.10 
1957 08 12.70   3.60   8.14 
1957 09  5.30    .20   2.75 
1957 10 -3.40  -9.89  -6.64 
1957 11 16.40 -25.70 -21.05 
1957 12 99.99 -37.09 -99.99 
1958 01 99.99 -29.20 -99.99 
1958 02 99.99 -37.90 -99.99 
1958 03 99.99 -31.60 -99.99 
1958 04 99.99 -30.30 -99.99 
1958 05 -3.30 -12.20  -7.75 
1958 06  4.10  -1.60   1.25 
1958 07  9.39   2.20   5.80 
1958 08 10.80   3.80   7.30 
1958 09  5.40   1.10   3.25 
1958 10 -3.10  -8.70  -5.89 
1958 11 14.80 -23.30 -19.04 
1958 12 99.99 -29.40 -99.99 
1959 01 99.99 -32.80 -99.99 
1959 02 23.30 -31.00 -27.15 
1959 03 24.50 -34.30 -29.40 
1959 04 13.70 -24.70 -19.20 
1959 05 -5.90 -16.60 -11.25 
1959 06  2.09  -4.10  -1.00 
1959 07  8.70    .90   4.79 
1959 08  6.40   -.30   3.05 
1959 09  2.50  -2.50    . 0 
1959 10 -6.40 -13.20  -9.80 
1959 11 16.20 -23.50 -19.85 
1959 12 17.90 -27.70 -22.80 
1960 01 99.99 -35.59 -99.99 
1960 02 99.99 -35.90 -99.99 
1960 03 24.90 -34.20 -29.55 
1960 04 14.10 -24.90 -19.50 
1960 05 -2.20  -9.30  -5.75 
1960 06  8.00    .40   4.19 
1960 07 10.30   2.20   6.25 
1960 08 10.20   3.70   6.95 
1960 09  2.80   -.20   1.30 
1960 10 -5.20 -11.40  -8.29 
1960 11 19.40 -26.40 -22.90 
1960 12 19.20 -27.40 -23.30 
1961 01 99.99 -36.09 -99.99 
1961 02 25.20 -34.70 -29.95 
1961 03 99.99 -39.90 -99.99 
1961 04 16.10 -25.90 -21.00 
1961 05 -3.30 -12.10  -7.70 
1961 06  9.30    .90   5.10 
1961 07 12.30   3.10   7.70 
1961 08 10.40   3.80   7.10 
1961 09  1.00  -2.60   -.79 
1961 10 -8.30 -14.30 -11.30 
1961 11 15.60 -25.30 -20.45 
1961 12 99.99 -35.40 -99.99 
1962 01 99.99 -33.09 -99.99 
1962 02 99.99 -37.90 -99.99 
1962 03 22.00 -32.50 -27.25 
1962 04 14.00 -23.40 -18.70 
1962 05 -6.70 -18.10 -12.40 
1962 06  8.80    .50   4.65 
1962 07 10.80   2.90   6.85 
1962 08 12.60   4.80   8.70 
1962 09  5.20   -.20   2.50 
1962 10 -1.50  -6.50  -4.00 
1962 11 17.40 -23.40 -20.40 
1962 12 19.60 -26.90 -23.25 
1963 01 99.99 -34.59 -99.99 
1963 02 25.10 -33.09 -29.09 
1963 03 25.90 -34.80 -30.34 
1963 04 11.40 -20.40 -15.90 
1963 05 -1.30  -8.60  -4.95 
1963 06  5.50    . 0   2.75 
1963 07 11.10   3.80   7.45 
1963 08 11.30   4.90   8.10 
1963 09  3.00   -.70   1.15 
1963 10 -3.60 -10.10  -6.85 
1963 11 15.60 -23.70 -19.65 
1963 12 17.10 -25.40 -21.25 
1964 01 99.99 -38.30 -99.99 
1964 02 99.99 -35.80 -99.99 
1964 03 99.99 -35.80 -99.99 
1964 04 18.70 -27.40 -23.05 
1964 05 -2.70  -9.70  -6.20 
1964 06  3.40  -1.30   1.05 
1964 07  8.89   1.30   5.10 
1964 08  9.60   2.20   5.90 
1964 09  2.20  -1.70    .25 
1964 10 -3.90  -7.70  -5.80 
1964 11 12.80 -21.10 -16.95 
1964 12 99.99 -31.80 -99.99 
1965 01 99.99 -35.30 -99.99 
1965 02 31.70 -39.20 -35.45 
1965 03 20.60 -28.90 -24.75 
1965 04 12.40 -22.10 -17.25 
1965 05 -4.10 -11.50  -7.80 
1965 06  2.20  -2.30    .-4 
1965 07 10.40   2.20   6.30 
1965 08  9.70   2.20   5.95 
1965 09  1.10  -3.20  -1.04 
1965 10 -5.20 -11.30  -8.25 
1965 11 16.70 -25.90 -21.30 
1965 12 21.70 -29.70 -25.70 
1966 01 28.90 -37.80 -33.34 
1966 02 27.10 -34.09 -30.59 
1966 03 21.60 -29.70 -25.65 
1966 04 17.60 -27.60 -22.60 
1966 05 -1.10  -6.40  -3.75 
1966 06  7.90    .60   4.25 
1966 07 12.70   4.80   8.75 
1966 08  9.60   4.19   6.90 
1966 09  5.30   1.70   3.50 
1966 10 -6.70 -11.70  -9.20 
1966 11 17.10 -23.80 -20.45 
1966 12 20.80 -28.80 -24.80 
1967 01 26.30 -35.30 -30.80 
1967 02 99.99 -36.09 -99.99 
1967 03 22.60 -31.70 -27.15 
1967 04 13.30 -23.70 -18.50 
1967 05 -3.00 -10.80  -6.90 
1967 06  3.70  -3.30    .20 
1967 07 10.80   1.20   6.00 
1967 08  7.10   -.50   3.30 
1967 09  1.90  -1.70    . 9 
1967 10 -3.50  -8.80  -6.15 
1967 11 14.80 -23.70 -19.25 
1967 12 17.70 -25.60 -21.65 
1968 01 27.90 -37.09 -32.50 
1968 02 24.40 -33.50 -28.95 
1968 03 19.40 -28.70 -24.05 
1968 04 14.70 -25.50 -20.10 
1968 05 -2.70 -11.20  -6.95 
1968 06  7.10   1.10   4.10 
1968 07 10.60   5.60   8.10 
1968 08  9.50   4.50   7.00 
1968 09  4.50    . 0   2.25 
1968 10 -2.09  -8.10  -5.10 
1968 11 14.70 -20.29 -17.50 
1968 12 21.80 -29.20 -25.50 
1969 01 29.80 -34.80 -32.30 
1969 02 24.40 -33.09 -28.75 
1969 03 22.90 -31.10 -27.00 
1969 04 12.40 -21.30 -16.84 
1969 05 -3.70 -10.40  -7.05 
1969 06  3.60  -2.00    .79 
1969 07 10.20   1.90   6.05 
1969 08  9.30   2.70   6.00 
1969 09  5.70   -.20   2.75 
1969 10   .10  -4.90  -2.40 
1969 11 15.70 -22.20 -18.95 
1969 12 15.50 -23.70 -19.60 
1970 01 24.20 -31.70 -27.95 
1970 02 27.90 -35.09 -31.50 
1970 03 22.20 -31.20 -26.70 
1970 04 16.00 -24.60 -20.29 
1970 05 -5.00 -13.80  -9.39 
1970 06  6.60    .40   3.50 
1970 07 12.40   3.60   8.00 
1970 08  9.60   4.50   7.05 
1970 09  2.00  -1.80    .10 
1970 10 -4.19 -10.60  -7.40 
1970 11 15.20 -21.80 -18.50 
1970 12 26.20 -33.80 -30.00 
1971 01 27.00 -33.80 -30.40 
1971 02 28.40 -34.20 -31.30 
1971 03 21.50 -28.50 -25.00 
1971 04 15.30 -23.40 -19.35 
1971 05 -1.70  -9.30  -5.50 
1971 06  7.10   1.40   4.25 
1971 07 11.60   4.19   7.90 
1971 08  9.20   4.50   6.85 
1971 09  5.00    .40   2.70 
1971 10 99.99  -6.80 -99.99 
1971 11 18.70 -25.90 -22.30 
1971 12 23.80 -31.40 -27.59 
1972 01 27.20 -35.40 -31.30 
1972 02 29.60 -36.40 -33.00 
1972 03 20.90 -30.40 -25.65 
1972 04 18.29 -28.90 -23.59 
1972 05 -4.40 -13.90  -9.14 
1972 06  3.90  -1.90   1.00 
1972 07  8.39   1.40   4.89 
1972 08  7.80   1.60   4.70 
1972 09   .20  -3.00  -1.40 
1972 10 -5.90 -13.80  -9.85 
1972 11 16.40 -24.60 -20.50 
1972 12 21.50 -28.80 -25.15 
1973 01 22.60 -31.90 -27.25 
1973 02 26.10 -33.90 -30.00 
1973 03 28.10 -36.70 -32.40 
1973 04 14.30 -24.10 -19.20 
1973 05 -1.80  -7.40  -4.60 
1973 06  8.60   1.30   4.95 
1973 07 13.90   3.80   8.84 
1973 08 10.80   5.40   8.10 
1973 09  7.20   1.80   4.50 
1973 10 -1.40  -6.80  -4.10 
1973 11 13.40 -21.20 -17.29 
1973 12 19.70 -26.80 -23.25 
1974 01 26.60 -32.30 -29.45 
1974 02 29.70 -36.09 -32.90 
1974 03 26.10 -33.40 -29.75 
1974 04 18.40 -28.30 -23.34 
1974 05 -3.60 -10.70  -7.14 
1974 06  4.69  -1.90   1.39 
1974 07 12.00   2.40   7.20 
1974 08  6.60    .30   3.45 
1974 09   .60  -3.00  -1.20 
1974 10 11.10 -17.29 -14.20 
1974 11 16.40 -26.10 -21.25 
1974 12 26.80 -36.20 -31.50 
1975 01 31.70 -38.70 -35.20 
1975 02 25.60 -32.90 -29.25 
1975 03 24.70 -33.09 -28.90 
1975 04 -8.80 -19.50 -14.15 
1975 05 -1.30  -6.80  -4.05 
1975 06 10.30   1.10   5.70 
1975 07 10.10   1.60   5.85 
1975 08 12.70   3.80   8.25 
1975 09  4.80  -1.30   1.75 
1975 10 -5.70 -12.30  -9.00 
1975 11 18.90 -26.60 -22.75 
1975 12 25.60 -32.80 -29.20 
1976 01 26.60 -35.20 -30.90 
1976 02 27.30 -35.40 -31.35 
1976 03 24.70 -33.59 -29.15 
1976 04 10.10 -20.20 -15.15 
1976 05 -2.40 -10.50  -6.45 
1976 06  6.20   -.80   2.69 
1976 07 12.60   3.20   7.90 
1976 08 10.50   2.90   6.70 
1976 09  4.19    .30   2.25 
1976 10 -2.90  -9.80  -6.35 
1976 11 13.20 -21.50 -17.35 
1976 12 25.20 -32.90 -29.05 
1977 01 23.00 -31.50 -27.25 
1977 02 25.80 -34.00 -29.90 
1977 03 23.40 -32.00 -27.70 
1977 04 12.50 -20.80 -16.65 
1977 05 -1.70  -8.20  -4.94 
1977 06  7.90   1.30   4.60 
1977 07 10.60   4.69   7.65 
1977 08 10.50   6.00   8.25 
1977 09  6.30   1.30   3.80 
1977 10 -2.40  -9.20  -5.80 
1977 11 15.10 -22.50 -18.79 
1977 12 24.60 -32.30 -28.45 
1978 01 21.40 -31.30 -26.34 
1978 02 17.60 -26.80 -22.20 
1978 03 22.70 -32.30 -27.50 
1978 04 14.10 -24.80 -19.45 
1978 05 -7.10 -16.00 -11.55 
1978 06  1.70  -3.60   -.94 
1978 07  8.20   1.60   4.90 
1978 08  8.39   1.60   5.00 
1978 09  5.10   -.40   2.34 
1978 10 -9.10 -17.40 -13.25 
1978 11 15.90 -24.00 -19.95 
1978 12 21.60 -29.00 -25.30 
1979 01 21.90 -30.30 -26.09 
1979 02 29.30 -36.70 -33.00 
1979 03 27.60 -36.30 -31.95 
1979 04 15.60 -24.40 -20.00 
1979 05 -3.30 -13.50  -8.39 
1979 06  4.10  -2.20    .94 
1979 07 11.10   2.00   6.55 
1979 08  9.10   2.00   5.55 
1979 09  2.60  -2.40    . 9 
1979 10 -5.60 -11.10  -8.35 
1979 11 -9.20 -18.40 -13.79 
1979 12 22.00 -30.20 -26.10 
1980 01 26.50 -34.20 -30.35 
1980 02 19.60 -27.90 -23.75 
1980 03 22.50 -31.50 -27.00 
1980 04 16.29 -24.10 -20.20 
1980 05 -2.50  -9.70  -6.10 
1980 06  4.90  -1.40   1.75 
1980 07  7.90   1.80   4.85 
1980 08 10.30   3.30   6.80 
1980 09  2.00  -2.70   -.35 
1980 10 -1.40  -7.50  -4.44 
1980 11 14.70 -22.10 -18.40 
1980 12 24.70 -31.90 -28.30 
1981 01 13.60 -23.30 -18.45 
1981 02 22.60 -31.60 -27.10 
1981 03 22.10 -31.30 -26.70 
1981 04 16.10 -26.20 -21.15 
1981 05  -.80  -8.20  -4.50 
1981 06  6.60    .90   3.75 
1981 07 11.70   4.80   8.25 
1981 08 12.70   4.90   8.80 
1981 09  3.90    .20   2.05 
1981 10 -3.90 -10.30  -7.10 
1981 11 14.80 -21.60 -18.20 
1981 12 17.70 -24.60 -21.15 
1982 01 28.50 -36.00 -32.25 
1982 02 23.00 -32.09 -27.55 
1982 03 23.40 -32.00 -27.70 
1982 04 16.40 -26.00 -21.20 
1982 05 -5.30 -11.90  -8.60 
1982 06  4.80  -1.20   1.80 
1982 07 12.00   2.80   7.40 
1982 08  9.89   2.80   6.35 
1982 09  3.20  -2.00    .60 
1982 10 -4.50 -11.70  -8.10 
1982 11 21.70 -28.60 -25.15 
1982 12 27.10 -33.50 -30.30 
1983 01 26.10 -35.09 -30.59 
1983 02 30.40 -38.40 -34.40 
1983 03 25.00 -33.80 -29.40 
1983 04 16.00 -26.30 -21.15 
1983 05 -9.10 -19.60 -14.35 
1983 06  7.40   -.30   3.55 
1983 07 10.30   2.80   6.55 
1983 08 10.00   3.90   6.95 
1983 09  5.40    .20   2.80 
1983 10 -5.40 -11.40  -8.39 
1983 11 -8.60 -17.79 -13.20 
1983 12 17.60 -25.80 -21.70 
1984 01 99.99 -34.50 -99.99 
1984 02 23.30 -33.30 -28.30 
1984 03 22.40 -31.50 -26.95 
1984 04 10.80 -19.70 -15.25 
1984 05  1.80  -7.00  -2.60 
1984 06  7.90   1.50   4.69 
1984 07 11.80   3.00   7.40 
1984 08 10.00   3.90   6.95 
1984 09  2.50  -1.30    .60 
1984 10 -4.50  -9.00  -6.75 
1984 11 18.10 -25.10 -21.60 
1984 12 26.80 -34.59 -30.70 
1985 01 21.80 -30.90 -26.34 
1985 02 99.99 -38.70 -99.99 
1985 03 23.00 -32.90 -27.95 
1985 04 17.70 -28.60 -23.15 
1985 05  -.60  -6.80  -3.70 
1985 06  7.00    .60   3.80 
1985 07  6.40    .80   3.60 
1985 08  7.70   1.70   4.69 
1985 09  5.00    . 0   2.50 
1985 10 -6.30 -11.60  -8.95 
1985 11 16.40 -25.60 -21.00 
1985 12 19.70 -29.00 -24.35 
1986 01 99.99 -35.80 -99.99 
1986 02 21.30 -31.60 -26.45 
1986 03 24.50 -32.70 -28.60 
1986 04 15.40 -26.10 -20.75 
1986 05 -3.20 -12.10  -7.65 
1986 06  3.10  -3.50   -.20 
1986 07 10.40    . 0   5.20 
1986 08  7.80    .70   4.25 
1986 09  4.80  -1.00   1.90 
1986 10 -4.50 -11.40  -7.95 
1986 11 19.40 -28.00 -23.70 
1986 12 21.80 -32.20 -27.00 
1987 01 19.70 -30.80 -25.25 
1987 02 21.50 -32.59 -27.05 
1987 03 19.60 -32.20 -25.90 
1987 04 15.00 -27.00 -21.00 
1987 05 -6.80 -15.30 -11.05 
1987 06  3.10  -1.80    .65 
1987 07 10.00   2.30   6.15 
1987 08  7.90   3.30   5.60 
1987 09  5.20    .60   2.90 
1987 10 -2.50  -8.20  -5.35 
1987 11 16.40 -22.60 -19.50 
1987 12 14.60 -22.90 -18.75 
1988 01 21.40 -30.00 -25.70 
1988 02 23.10 -32.20 -27.65 
1988 03 17.50 -27.10 -22.30 
1988 04 10.50 -20.00 -15.25 
1988 05 -4.80 -13.70  -9.25 
1988 06  9.50   1.10   5.30 
1988 07 14.10   6.40  10.25 
1988 08 13.20   6.50   9.85 
1988 09  5.50    .80   3.15 
1988 10 -3.50  -9.89  -6.70 
1988 11 19.60 -26.60 -23.10 
1988 12 21.60 -30.00 -25.80 
1989 01 25.20 -33.80 -29.50 
1989 02 14.10 -24.10 -19.10 
1989 03 22.90 -31.80 -27.34 
1989 04 -9.80 -20.10 -14.95 
1989 05 -6.10 -14.30 -10.20 
1989 06 10.30   1.60   5.95 
1989 07 16.90   4.40  10.65 
1989 08 15.60   5.80  10.70 
1989 09  4.19  -1.00   1.59 
1989 10 -4.00  -9.20  -6.60 
1989 11 22.50 -28.00 -25.25 
1989 12 24.30 -31.20 -27.75 
