1961 01  5.30    . 0   2.65 
1961 02  6.60    .70   3.65 
1961 03  8.70   1.50   5.10 
1961 04 17.50  10.00  13.75 
1961 05 24.60  15.30  19.95 
1961 06 30.70  20.00  25.35 
1961 07 35.40  22.90  29.15 
1961 08 35.20  24.40  29.80 
1961 09 26.80  17.79  22.30 
1961 10 21.90  14.30  18.10 
1961 11 10.90   5.30   8.10 
1961 12  7.60   3.60   5.60 
1962 01  5.10    .50   2.80 
1962 02  6.40   1.30   3.85 
1962 03 13.80   6.70  10.25 
1962 04 15.90   8.30  12.10 
1962 05 24.60  16.00  20.29 
1962 06 30.90  20.40  25.65 
1962 07 35.59  25.20  30.40 
1962 08 35.50  25.10  30.30 
1962 09 31.00  21.20  26.10 
1962 10 23.10  14.90  19.00 
1962 11 17.60  11.20  14.40 
1962 12  8.80   4.69   6.75 
1963 01  7.60   3.20   5.40 
1963 02  8.60   3.30   5.95 
1963 03 10.00   1.80   5.90 
1963 04 15.80   8.00  11.90 
1963 05 19.10  11.10  15.10 
1963 06 29.10  18.40  23.75 
1963 07 34.00  23.00  28.50 
1963 08 34.90  24.40  29.65 
1963 09 30.10  19.90  25.00 
1963 10 22.70  15.20  18.95 
1963 11 15.10   8.10  11.60 
1963 12  8.50   2.30   5.40 
1964 01  -.30  -5.70  -3.00 
1964 02  4.50   -.40   2.05 
1964 03 11.40   5.20   8.29 
1964 04 15.50   7.40  11.45 
1964 05 23.10  14.30  18.70 
1964 06 30.40  20.50  25.45 
1964 07 34.70  24.10  29.40 
1964 08 32.90  22.20  27.55 
1964 09 28.90  19.60  24.25 
1964 10 23.10  15.10  19.10 
1964 11 13.70   7.90  10.80 
1964 12  7.90   2.30   5.10 
1965 01  4.10   -.50   1.80 
1965 02  5.60    .10   2.85 
1965 03 12.30   5.00   8.64 
1965 04 13.40   6.90  10.14 
1965 05 22.80  14.60  18.70 
1965 06 30.20  20.29  25.25 
1965 07 33.90  24.30  29.10 
1965 08 34.50  25.30  29.90 
1965 09 29.80  20.60  25.20 
1965 10 16.50   9.89  13.20 
1965 11 13.00   6.50   9.75 
1965 12  7.90   2.90   5.40 
1966 01  8.60   4.10   6.35 
1966 02  9.60   3.90   6.75 
1966 03 11.30   5.10   8.20 
1966 04 16.90   9.70  13.29 
1966 05 23.00  14.40  18.70 
1966 06 30.40  20.20  25.30 
1966 07 34.30  24.60  29.45 
1966 08 34.30  25.00  29.65 
1966 09 28.50  19.50  24.00 
1966 10 21.80  14.20  18.00 
1966 11 18.10  11.60  14.85 
1966 12  7.70   3.40   5.55 
1967 01  4.19   -.40   1.89 
1967 02  1.20  -3.60  -1.19 
1967 03  8.20   2.00   5.10 
1967 04 14.50   6.80  10.65 
1967 05 20.80  13.60  17.20 
1967 06 27.20  17.29  22.25 
1967 07 32.50  21.90  27.20 
1967 08 33.00  23.10  28.05 
1967 09 27.70  19.40  23.55 
1967 10 20.40  13.70  17.04 
1967 11 11.10   5.70   8.39 
1967 12  6.40   2.20   4.30 
1968 01  1.60  -3.20   -.80 
1968 02  5.00   -.20   2.40 
1968 03  9.80   2.70   6.25 
1968 04 18.60  11.30  14.95 
1968 05 23.10  14.70  18.90 
1968 06 27.30  17.90  22.59 
1968 07 33.50  24.30  28.90 
1968 08 30.70  21.90  26.30 
1968 09 27.50  19.50  23.50 
1968 10 22.10  14.80  18.45 
1968 11 13.80   8.30  11.05 
1968 12  7.10   3.10   5.10 
1969 01  4.10    .10   2.09 
1969 02  6.00    .60   3.30 
1969 03 10.90   5.80   8.35 
1969 04 13.50   6.70  10.10 
1969 05 23.20  14.50  18.85 
1969 06 29.80  20.20  25.00 
1969 07 32.30  21.90  27.09 
1969 08 34.40  25.00  29.70 
1969 09 28.80  20.10  24.45 
1969 10 20.20  13.20  16.70 
1969 11 13.10   7.20  10.14 
1969 12  8.30   3.60   5.95 
1970 01  6.40   2.00   4.19 
1970 02  8.60   3.50   6.05 
1970 03 13.00   6.60   9.80 
1970 04 20.10  12.10  16.10 
1970 05 23.90  14.40  19.15 
1970 06 30.60  20.40  25.50 
1970 07 33.70  23.70  28.70 
1970 08 33.80  23.60  28.70 
1970 09 29.00  20.10  24.55 
1970 10 20.10  11.90  16.00 
1970 11 15.30  10.00  12.65 
1970 12  5.20    .50   2.85 
1971 01 10.20   3.60   6.89 
1971 02  5.40    . 0   2.70 
1971 03 12.30   5.50   8.89 
1971 04 13.70   7.40  10.55 
1971 05 24.50  16.20  20.35 
1971 06 28.70  18.40  23.55 
1971 07 34.30  24.60  29.45 
1971 08 32.70  23.50  28.10 
1971 09 31.50  22.70  27.10 
1971 10 20.70  13.00  16.85 
1971 11 13.30   7.60  10.45 
1971 12  4.00   -.30   1.85 
1972 01  1.10  -4.10  -1.50 
1972 02  2.80  -2.00    .39 
1972 03 10.40   3.40   6.89 
1972 04 16.70   9.80  13.25 
1972 05 19.60  11.90  15.75 
1972 06 28.00  18.79  23.40 
1972 07 34.59  25.00  29.80 
1972 08 33.00  23.90  28.45 
1972 09 29.20  20.40  24.80 
1972 10 23.80  16.00  19.90 
1972 11 12.80   5.80   9.30 
1972 12  7.10    .80   3.95 
1973 01  4.19  -1.60   1.30 
1973 02  8.80   2.70   5.75 
1973 03 11.50   4.10   7.80 
1973 04 15.60   7.40  11.50 
1973 05 24.40  14.40  19.40 
1973 06 29.00  17.60  23.30 
1973 07 34.00  23.00  28.50 
1973 08 35.20  25.20  30.20 
1973 09 30.50  21.20  25.85 
1973 10 24.10  15.70  19.90 
1973 11 10.60   3.70   7.15 
1973 12  7.20   1.30   4.25 
1974 01  3.20  -1.70    .75 
1974 02  5.70   -.60   2.55 
1974 03 11.10   5.40   8.25 
1974 04 13.20   6.40   9.80 
1974 05 24.80  15.80  20.29 
1974 06 31.50  22.10  26.80 
1974 07 34.20  24.10  29.15 
1974 08 32.50  23.10  27.80 
1974 09 27.90  17.90  22.90 
1974 10 26.40  18.10  22.25 
1974 11 14.90   8.30  11.60 
1974 12  7.30   2.09   4.69 
1975 01  5.80    .30   3.05 
1975 02  5.50   -.30   2.60 
1975 03 11.80   3.90   7.85 
1975 04 20.20  12.40  16.29 
1975 05 23.20  14.80  19.00 
1975 06 30.60  20.70  25.65 
1975 07 35.00  25.20  30.10 
1975 08 34.09  24.80  29.45 
1975 09 29.60  20.50  25.05 
1975 10 22.50  13.70  18.10 
1975 11 14.40   7.80  11.10 
1975 12  6.30    .80   3.55 
1976 01  5.00    .40   2.70 
1976 02  4.50  -1.50   1.50 
1976 03 10.40   3.40   6.89 
1976 04 14.80   8.39  11.60 
1976 05 21.10  13.20  17.15 
1976 06 29.60  20.10  24.85 
1976 07 32.59  22.10  27.34 
1976 08 34.00  23.90  28.95 
1976 09 28.70  19.70  24.20 
1976 10 21.80  14.50  18.15 
1976 11 17.70  11.10  14.40 
1976 12 10.40   4.80   7.60 
1977 01  3.50  -1.80    .85 
1977 02 11.80   5.30   8.55 
1977 03 12.00   4.60   8.30 
1977 04 16.79   9.30  13.04 
1977 05 23.40  15.20  19.29 
1977 06 29.90  20.29  25.09 
1977 07 34.09  23.40  28.75 
1977 08 37.00  24.10  30.55 
1977 09 31.40  17.60  24.50 
1977 10 21.10  10.50  15.80 
1977 11 16.29   7.40  11.85 
1977 12  6.80   1.40   4.10 
1978 01  7.00   1.70   4.35 
1978 02  9.70   3.70   6.70 
1978 03 13.30   6.20   9.75 
1978 04 16.20   8.70  12.45 
1978 05 26.70  17.20  21.95 
1978 06 30.00  18.90  24.45 
1978 07 36.00  25.60  30.80 
1978 08 33.50  22.80  28.15 
1978 09 29.60  20.60  25.10 
1978 10 24.50  16.50  20.50 
1978 11 12.20   5.20   8.70 
1978 12  8.89   3.90   6.39 
1979 01  6.30   1.60   3.95 
1979 02 10.00   4.30   7.15 
1979 03 13.10   6.10   9.60 
1979 04 18.29  10.90  14.60 
1979 05 24.80  15.90  20.34 
1979 06 29.90  20.40  25.15 
1979 07 33.30  22.90  28.09 
1979 08 34.50  25.80  30.15 
1979 09 32.30  23.50  27.90 
1979 10 21.70  14.10  17.90 
1979 11 16.90  10.60  13.75 
1979 12  6.50   2.00   4.25 
1980 01  3.30  -1.40    .95 
1980 02  6.90   1.70   4.30 
1980 03 11.00   4.60   7.80 
1980 04 15.30   9.10  12.20 
1980 05 23.40  15.50  19.45 
1980 06 30.70  21.50  26.10 
1980 07 36.80  27.20  32.00 
1980 08 33.70  24.40  29.05 
1980 09 26.80  18.40  22.59 
1980 10 21.30  14.30  17.79 
1980 11 13.70   8.60  11.15 
1981 01  5.70 -99.99 -99.99 
1981 02  7.00   2.20   4.60 
1981 03 11.60   5.50   8.55 
1981 04 15.20   9.20  12.20 
1981 05 19.90  12.40  16.15 
1981 06 29.30  16.90  23.09 
1981 08 34.30  23.50  28.90 
1981 09 31.50 -99.99 -99.99 
1981 10 25.40 -99.99 -99.99 
1981 11 12.90 -99.99 -99.99 
1981 12 10.30 -99.99 -99.99 
1982 01  6.30 -99.99 -99.99 
1982 02  5.40 -99.99 -99.99 
1982 03 10.30   2.60   6.45 
1982 04 17.79  10.60  14.20 
1982 05 22.60  13.90  18.25 
1982 06 29.00  18.79  23.90 
1982 07 32.30  22.30  27.30 
1982 08 32.50  22.80  27.65 
1982 09 30.00  22.00  26.00 
1982 10 20.29  13.70  17.00 
1982 11 11.50   5.80   8.64 
1982 12  7.10   2.30   4.69 
1983 01  2.60   -.20   1.19 
1983 02  4.60   1.40   3.00 
1983 03 10.80   5.60   8.20 
1983 04 16.79  10.50  13.65 
1983 05 23.80  15.30  19.54 
1983 06 29.50  19.70  24.60 
1983 07 33.50  23.60  28.55 
1983 08 32.59  23.00  27.80 
1983 09 29.70  20.70  25.20 
1983 10 22.00  14.20  18.10 
1983 11 15.10  10.10  12.60 
1983 12  9.50   3.90   6.70 
1984 01  8.00   2.40   5.20 
1984 02  9.10   2.50   5.80 
1984 03 11.90   5.80   8.85 
1984 04 16.60   8.70  12.65 
1984 05 23.30  13.30  18.29 
1984 06 31.70  20.70  26.20 
1984 07 35.30  25.80  30.55 
1984 08 32.40  22.00  27.20 
1984 09 31.90  22.90  27.40 
1984 10 23.80  15.40  19.59 
1984 11 12.60   7.20   9.89 
1984 12  6.50   1.40   3.95 
1985 01  7.80   3.30   5.55 
1985 02  3.20   -.70   1.25 
1985 03  8.60   3.00   5.80 
1985 04 18.40  10.70  14.54 
1985 05 26.30  17.20  21.75 
1985 06 31.40  20.80  26.09 
1985 07 34.09  22.70  28.40 
1985 08 36.50  26.80  31.65 
1985 09 30.70  21.30  26.00 
1985 10 21.30  12.20  16.75 
1985 11 17.29  10.70  14.00 
1985 12  8.20   3.10   5.64 
1986 01  7.40   2.20   4.80 
1986 02  8.70   3.00   5.85 
1986 03 13.00   5.50   9.25 
1986 04 19.50  11.60  15.55 
1986 05 21.10  12.30  16.70 
1986 06 29.40  18.90  24.15 
1986 07 36.80  26.30  31.55 
1986 08 36.20  26.50  31.35 
1986 09 32.90  23.20  28.05 
1986 10 23.20  15.00  19.10 
1986 11 12.20   5.80   9.00 
1986 12  7.50   2.20   4.85 
1987 01  7.70   2.40   5.05 
1987 02 10.30   4.10   7.20 
1987 03  7.20   1.10   4.15 
1987 04 16.29   8.60  12.45 
1987 05 25.50  16.70  21.10 
1987 06 31.20  20.90  26.05 
1987 07 35.20  25.30  30.25 
1987 08 34.00  24.50  29.25 
1987 09 31.20  21.40  26.30 
1987 10 19.60  12.50  16.04 
1987 11 13.70   7.60  10.65 
1987 12  6.50   2.70   4.60 
1988 01  4.00   -.40   1.80 
1988 02  6.60   1.70   4.15 
1988 03  9.00   3.00   6.00 
1988 04 15.40   8.70  12.04 
1988 05 23.40  15.40  19.40 
1988 06 29.80  19.79  24.80 
1988 07 34.09  23.50  28.80 
1988 08 34.30  24.00  29.15 
1988 09 29.50  20.29  24.90 
1988 10 21.30  13.60  17.45 
1988 11 10.50   4.10   7.30 
1988 12  6.40   1.80   4.10 
1989 01  4.10  -1.80   1.15 
1989 02  8.10   1.10   4.60 
1989 03 14.10   7.20  10.65 
1989 04 23.50  15.20  19.35 
1989 05 26.50  17.10  21.80 
1989 06 30.90  20.50  25.70 
1989 07 36.40  25.90  31.15 
1989 08 35.09  25.00  30.05 
1989 09 29.10  19.70  24.40 
1989 10 20.70  12.30  16.50 
1989 11 12.90   7.40  10.14 
1989 12  8.30   2.60   5.45 
1990 01  5.40  -1.60   1.90 
1990 02  6.90    .90   3.90 
1990 03 14.10   5.40   9.75 
1990 04 16.40   8.30  12.35 
1990 05 24.70  15.30  20.00 
1990 06 30.90  19.70  25.30 
1990 07 35.70  25.80  30.75 
1990 08 34.40  23.70  29.05 
1990 09 30.40  20.70  25.55 
1990 10 24.10  15.50  19.79 
1990 11 17.60  10.40  14.00 
1990 12 10.10   4.50   7.30 
