1961 01  1.20  -3.40  -1.10 
1961 02  2.90  -1.50    .70 
1961 03  9.80   -.40   4.70 
1961 04 19.00   8.39  13.70 
1961 05 22.80  11.00  16.90 
1961 06 25.60  14.00  19.79 
1961 07 28.30  15.70  22.00 
1961 08 28.40  15.30  21.85 
1961 09 19.90   8.70  14.29 
1961 10 18.79   9.20  14.00 
1961 11 13.80   4.00   8.89 
1961 12  6.30    .40   3.35 
1962 01  4.30  -2.09   1.10 
1962 02  5.20  -1.80   1.70 
1962 03 13.50   2.90   8.20 
1962 04 16.29   5.20  10.75 
1962 05 22.10  10.90  16.50 
1962 06 26.70  13.50  20.10 
1962 07 30.40  16.90  23.65 
1962 08 31.40  17.60  24.50 
1962 09 26.20  12.60  19.40 
1962 10 20.10   9.10  14.60 
1962 11 17.10   7.50  12.30 
1962 12  7.90   1.80   4.85 
1963 01  5.40  -1.10   2.15 
1963 02  8.60   1.20   4.90 
1963 03  9.70  -1.30   4.19 
1963 04 17.20   6.10  11.65 
1963 05 20.50   9.50  15.00 
1963 06 26.30  11.90  19.09 
1963 07 29.60  14.70  22.15 
1963 08 31.70  15.20  23.45 
1963 09 25.70  12.10  18.90 
1963 10 20.00   9.10  14.55 
1963 11 14.50   3.50   9.00 
1963 12  6.60  -1.10   2.75 
1964 01  1.10  -9.39  -4.14 
1964 02  3.50  -3.10    .20 
1964 03 13.40   3.30   8.34 
1964 04 16.50   5.00  10.75 
1964 05 21.10   7.50  14.30 
1964 06 26.40   8.00  17.20 
1964 07 31.20 -99.99 -99.99 
1964 08 31.00   9.70  20.35 
1964 09 24.30   9.50  16.90 
1964 10 22.00   7.90  14.95 
1964 11 11.90  -1.60   5.14 
1964 12  8.00  -3.40   2.30 
1965 07 29.80  15.00  22.40 
1965 08 30.40  15.50  22.95 
1965 09 26.50  12.40  19.45 
1965 10 16.20   4.90  10.55 
1965 11 12.70   2.80   7.75 
1965 12  6.60    .80   3.70 
1966 01  4.69   -.60   2.05 
1966 02 11.00   1.80   6.40 
1966 03 12.20   2.30   7.25 
1966 04 17.79   6.90  12.35 
1966 05 21.20   9.30  15.25 
1966 06 26.90  13.60  20.25 
1966 10 23.30   9.80  16.54 
1966 11 17.20 -99.99 -99.99 
1966 12  6.70  -5.90    .39 
1967 01  2.80  -6.60  -1.90 
1967 02   .20  -7.50  -3.65 
1967 03  8.10   -.90   3.60 
1970 07 30.40 -99.99 -99.99 
1970 08 28.10 -99.99 -99.99 
1970 09 24.40  11.60  18.00 
1970 10 16.10   6.10  11.10 
1970 11 12.00   4.19   8.10 
1970 12  4.30  -1.90   1.20 
1971 01  6.30   -.10   3.10 
1971 02  5.70  -1.80   1.95 
1971 03 12.70   1.90   7.30 
1971 04 14.20   5.30   9.75 
1971 05 21.00  10.30  15.65 
1971 06 25.30  13.10  19.20 
1971 07 28.70  16.10  22.40 
1971 08 27.90  16.29  22.09 
1971 09 25.80  13.60  19.70 
1971 10 17.10   5.40  11.25 
1971 11 11.60   3.50   7.55 
1971 12  4.00  -2.70    .65 
1972 01 -1.40  -8.00  -4.69 
1972 02  -.80  -7.00  -3.90 
1972 03 11.80    . 0   5.90 
1972 04 19.29   8.30  13.79 
1972 07 29.90  17.60  23.75 
1972 08 29.50  17.50  23.50 
1972 09 25.10  13.60  19.35 
1972 10 18.10   8.89  13.50 
1972 11 11.20   1.50   6.35 
1972 12  3.70  -4.69   -.49 
1973 01  -.50  -7.00  -3.75 
1973 02  9.80    . 0   4.90 
1973 03  8.89   -.30   4.29 
1973 04 15.70   5.50  10.60 
1973 05 21.60  10.20  15.90 
1973 06 24.30  12.50  18.40 
1973 07 29.30  16.50  22.90 
1973 08 27.50  14.90  21.20 
1973 09 26.00  13.10  19.54 
1973 10 20.29   8.70  14.50 
1973 11 10.00   -.30   4.85 
1973 12  3.90  -2.40    .75 
1974 01 -2.09  -7.90  -5.00 
1974 02  4.60  -2.60   1.00 
1974 03 12.40   3.20   7.80 
1974 04 14.30   3.90   9.10 
1974 05 20.50   9.50  15.00 
1974 06 27.30  14.90  21.09 
1974 07 28.10  15.40  21.75 
1974 08 27.70  15.30  21.50 
1974 09 23.20  11.40  17.29 
1974 10 23.60  11.30  17.45 
1974 11 11.40   2.60   7.00 
1974 12  2.70  -2.70    . 0 
1975 01   .60  -4.40  -1.90 
1975 02  3.50  -2.60    .45 
1975 03 14.20   2.00   8.10 
1975 04 18.10   8.20  13.15 
1975 05 19.60  10.20  14.90 
1975 06 25.60  14.60  20.10 
1975 07 29.80  17.40  23.59 
1975 08 28.90  16.40  22.65 
1975 09 24.50  12.70  18.60 
1975 10 18.00   7.10  12.55 
1975 11  9.60   1.10   5.35 
1975 12  -.10  -5.00  -2.55 
1976 01  -.20  -6.90  -3.55 
1976 02 -1.20  -7.60  -4.40 
1976 03  8.50   -.20   4.15 
1976 04 15.80   6.00  10.90 
1976 05 20.70  10.20  15.45 
1976 06 24.10  12.50  18.29 
1976 07 28.00  15.50  21.75 
1976 12  4.10  -1.30   1.40 
1977 01  1.80  -4.40  -1.30 
1977 02 10.80   1.00   5.90 
1977 04 15.70   5.10  10.40 
1977 08 30.20  16.29  23.25 
1977 09 24.00  12.60  18.29 
1977 10 16.20   4.40  10.30 
1977 11 14.90   4.40   9.64 
1977 12  3.20  -3.00    .10 
1978 01  3.50  -2.00    .75 
1978 02 10.60    .90   5.75 
1978 03 12.70   2.30   7.50 
1978 05 22.40   9.00  15.70 
1978 06 26.50  12.90  19.70 
1978 07 30.00  15.80  22.90 
1978 08 27.90  14.60  21.25 
1978 09 25.00  11.80  18.40 
1978 10 19.50   8.60  14.05 
1978 11  9.10   -.40   4.35 
1978 12  6.40   -.50   2.95 
1979 01  5.10  -1.00   2.05 
1979 02  8.70   1.50   5.10 
1979 03 14.20   2.70   8.45 
1979 04 16.70   5.00  10.85 
1979 05 22.00  10.40  16.20 
1979 06 26.50  14.00  20.25 
1979 07 28.50  15.00  21.75 
1979 08 31.00  17.29  24.15 
1979 09 26.40  13.00  19.70 
1979 10 18.50   8.10  13.30 
1979 11 11.60   3.70   7.65 
1979 12  6.10    .80   3.45 
1980 01   .20  -1.80   -.79 
1980 02  3.30   -.40   1.45 
1980 03  9.70   1.00   5.35 
1980 04 14.70   4.40   9.55 
1980 05 20.50   9.10  14.80 
1980 06 26.50  13.30  19.90 
1980 07 32.00  17.90  24.95 
1980 08 29.50  16.00  22.75 
1981 01  5.90   -.10   2.90 
1981 02  7.00   -.80   3.10 
1981 04 16.60   4.60  10.60 
1981 05 19.20   7.60  13.40 
1981 09 27.20  14.10  20.65 
1983 04 18.29   6.40  12.35 
1983 07 29.00  16.00  22.50 
1983 09 24.90  11.80  18.35 
1983 10 17.10   6.20  11.65 
1983 11 11.10   3.70   7.40 
1983 12  5.80    .50   3.15 
1984 01  6.60    .80   3.70 
1984 02  7.90    .90   4.40 
1984 04 13.20   4.10   8.64 
1984 05 21.30  10.10  15.70 
1984 06 25.60  13.00  19.29 
1984 07 28.10  15.70  21.90 
1984 08 25.30  13.50  19.40 
1984 09 27.90  13.80  20.85 
1984 10 20.90   8.00  14.45 
1984 11 11.40   3.70   7.55 
1984 12  1.20  -4.30  -1.55 
1985 01  4.30   -.50   1.90 
1985 07 27.00  14.00  20.50 
1985 08 31.30  18.00  24.65 
1985 09 24.80  12.00  18.40 
1985 10 15.90   5.50  10.70 
1985 11 10.80   4.69   7.75 
1985 12  3.80  -1.20   1.30 
1986 01  6.00   -.50   2.75 
1986 02  7.70    .10   3.90 
1986 06 25.80  12.90  19.34 
1986 07 30.50  17.20  23.85 
1986 08 32.00  19.10  25.55 
1986 09 25.50  14.10  19.79 
1987 01  4.80  -2.20   1.30 
1987 02  8.39    . 0   4.19 
1987 03  4.40  -3.60    .40 
1987 04 14.40   4.00   9.20 
1987 05 20.70   9.70  15.20 
1987 06 24.50  13.20  18.85 
1987 07 29.10  16.79  22.95 
1987 08 27.80  15.20  21.50 
1987 09 26.60  12.90  19.75 
1987 10 17.29   7.30  12.29 
1987 11  8.10   1.60   4.85 
1987 12  4.80   -.60   2.10 
1988 01  4.40  -1.90   1.25 
1988 02  6.40  -1.30   2.55 
1988 03  9.20    .10   4.65 
1988 04 16.50   6.30  11.40 
1988 05 21.30  10.10  15.70 
1988 06 24.50  13.60  19.04 
1988 07 28.70  17.10  22.90 
1988 09 24.70  12.30  18.50 
1988 10 16.10   7.70  11.90 
1988 11  6.50   -.20   3.15 
1988 12  6.20    .10   3.15 
1989 02  2.90  -5.50  -1.30 
1989 03 14.20   3.60   8.89 
1989 04 22.80  10.10  16.45 
1989 05 21.90  10.00  15.95 
1989 06 26.10  13.80  19.95 
1989 07 29.10  16.79  22.95 
1989 08 30.70  18.40  24.55 
1989 09 25.10  12.70  18.90 
1989 10 15.80   7.30  11.55 
1989 11 10.60   3.00   6.80 
1989 12  3.20  -2.09    .55 
1990 01   . 0  -6.40  -3.20 
1990 02  4.90  -2.40   1.25 
1990 05 19.50   8.80  14.15 
1990 06 25.40  13.30  19.35 
1990 07 29.80  16.79  23.30 
1990 08 27.40  15.10  21.25 
1990 09 24.80  12.40  18.59 
1990 10 19.29   8.00  13.65 
1990 11 14.10   5.20   9.64 
1990 12  5.90   -.30   2.80 
