1967 01 99.99 -99.99   3.10 
1967 02 99.99 -99.99   4.88 
1967 03 99.99 -99.99   9.28 
1967 04 99.99 -99.99  11.43 
1967 05 99.99 -99.99  16.84 
1967 06 99.99 -99.99  19.24 
1967 07 99.99 -99.99  23.86 
1967 08 99.99 -99.99  22.87 
1967 09 99.99 -99.99  19.48 
1967 10 99.99 -99.99  15.27 
1967 11 99.99 -99.99   9.83 
1967 12 99.99 -99.99   3.73 
1968 01 99.99 -99.99   1.80 
1968 02 99.99 -99.99   6.78 
1968 03 99.99 -99.99   8.74 
1968 04 99.99 -99.99  13.48 
1968 05 99.99 -99.99  16.60 
1968 06 99.99 -99.99  20.33 
1968 07 99.99 -99.99  22.13 
1968 08 99.99 -99.99  20.33 
1968 09 99.99 -99.99  18.41 
1968 10 99.99 -99.99  14.55 
1968 11 99.99 -99.99   9.93 
1968 12 99.99 -99.99   3.49 
1969 01 99.99 -99.99   3.88 
1969 02 99.99 -99.99   4.16 
1969 03 99.99 -99.99   7.73 
1969 04 99.99 -99.99  11.12 
1969 05 99.99 -99.99  17.92 
1969 06 99.99 -99.99  19.32 
1969 07 99.99 -99.99  22.72 
1969 08 99.99 -99.99  21.51 
1969 09 99.99 -99.99  19.46 
1969 10 99.99 -99.99  14.69 
1969 11 99.99 -99.99   9.95 
1969 12 99.99 -99.99   2.78 
1970 01 99.99 -99.99   4.92 
1970 02 99.99 -99.99   4.07 
1970 03 99.99 -99.99   6.80 
1970 04 99.99 -99.99  11.01 
1970 05 99.99 -99.99  14.29 
1970 06 99.99 -99.99  21.56 
1970 07 99.99 -99.99  21.79 
1970 08 99.99 -99.99  22.33 
1970 09 99.99 -99.99  19.49 
1970 10 99.99 -99.99  12.91 
1970 11 99.99 -99.99  10.47 
1970 12 99.99 -99.99   4.35 
1971 01 99.99 -99.99   5.31 
1971 02 99.99 -99.99   5.60 
1971 03 99.99 -99.99   5.79 
1971 04 99.99 -99.99  12.94 
1971 05 99.99 -99.99  17.42 
1971 06 99.99 -99.99  19.51 
1971 07 99.99 -99.99  22.87 
1971 08 99.99 -99.99  24.20 
1971 09 99.99 -99.99  17.01 
1971 10 99.99 -99.99  12.57 
1971 11 99.99 -99.99   8.60 
1971 12 99.99 -99.99   4.37 
1972 01 99.99 -99.99   4.28 
1972 02 99.99 -99.99   7.63 
1972 03 99.99 -99.99  10.46 
1972 04 99.99 -99.99  12.26 
1972 05 99.99 -99.99  15.80 
1972 06 99.99 -99.99  20.06 
1972 07 99.99 -99.99  22.79 
1972 08 99.99 -99.99  21.26 
1972 09 99.99 -99.99  15.97 
1972 10 99.99 -99.99  12.08 
1972 11 99.99 -99.99   8.02 
1972 12 99.99 -99.99   5.24 
1973 01 99.99 -99.99   4.64 
1973 02 99.99 -99.99   4.96 
1973 03 99.99 -99.99   7.90 
1973 04 99.99 -99.99   9.85 
1973 05 99.99 -99.99  16.60 
1973 06 99.99 -99.99  20.75 
1973 07 99.99 -99.99  22.35 
1973 08 99.99 -99.99  23.15 
1973 09 99.99 -99.99  19.84 
1973 10 99.99 -99.99  13.32 
1973 11 99.99 -99.99   7.01 
1973 12 99.99 -99.99   3.67 
1974 01 99.99 -99.99   5.79 
1974 02 99.99 -99.99   8.12 
1974 03 99.99 -99.99   9.60 
1974 04 99.99 -99.99  11.93 
1974 05 99.99 -99.99  15.95 
1974 06 99.99 -99.99  18.69 
1974 07 99.99 -99.99  22.16 
1974 08 99.99 -99.99  23.95 
1974 09 99.99 -99.99  19.10 
1974 10 99.99 -99.99   9.68 
1974 11 99.99 -99.99   8.84 
1974 12 99.99 -99.99   5.16 
1975 01 99.99 -99.99   5.82 
1975 02 99.99 -99.99   5.45 
1975 04 99.99 -99.99  12.50 
1975 05 99.99 -99.99  17.81 
1975 06 99.99 -99.99  19.98 
1975 07 99.99 -99.99  22.66 
1975 08 99.99 -99.99  22.44 
1975 09 99.99 -99.99  21.19 
1975 10 99.99 -99.99  13.98 
1975 11 99.99 -99.99   8.07 
1975 12 99.99 -99.99   5.25 
1976 01 99.99 -99.99   2.84 
1976 02 99.99 -99.99   5.97 
1976 03 99.99 -99.99   6.16 
1976 04 99.99 -99.99  12.36 
1976 05 99.99 -99.99  16.68 
1976 06 99.99 -99.99  21.35 
1976 07 99.99 -99.99  23.63 
1976 08 99.99 -99.99  19.40 
1976 09 99.99 -99.99  17.29 
1976 10 99.99 -99.99  14.65 
1976 11 99.99 -99.99  10.02 
1976 12 99.99 -99.99   5.11 
1977 01 99.99 -99.99   5.76 
1977 02 99.99 -99.99   7.47 
1977 03 99.99 -99.99  10.80 
1977 04 99.99 -99.99  10.90 
1977 05 99.99 -99.99  16.46 
1977 06 99.99 -99.99  20.37 
1977 08 99.99 -99.99  21.37 
1977 09 99.99 -99.99  16.56 
1977 10 99.99 -99.99  14.43 
1977 11 99.99 -99.99   9.00 
1977 12 99.99 -99.99   4.51 
1978 01 99.99 -99.99   4.96 
1978 02 99.99 -99.99   4.23 
1978 03 99.99 -99.99   8.54 
1978 04 99.99 -99.99  11.60 
1978 05 99.99 -99.99  14.65 
1978 06 99.99 -99.99  19.21 
1978 07 99.99 -99.99  21.14 
1978 08 99.99 -99.99  20.77 
1978 09 99.99 -99.99  17.66 
1978 10 99.99 -99.99  13.86 
1978 11 99.99 -99.99   7.54 
1978 12 99.99 -99.99   4.56 
1979 01 99.99 -99.99   1.94 
1979 02 99.99 -99.99   5.87 
1979 03 99.99 -99.99   9.24 
1979 04 99.99 -99.99  11.23 
1979 05 99.99 -99.99  16.82 
1979 06 99.99 -99.99  22.37 
1979 07 99.99 -99.99  21.76 
1979 08 99.99 -99.99  21.10 
1979 09 99.99 -99.99  18.27 
1979 10 99.99 -99.99  13.36 
1979 11 99.99 -99.99   7.72 
1979 12 99.99 -99.99   5.90 
1980 01 99.99 -99.99   2.97 
1980 02 99.99 -99.99   6.22 
1980 03 99.99 -99.99   8.29 
1980 04 99.99 -99.99  10.10 
1980 05 99.99 -99.99  15.20 
1980 06 99.99 -99.99  18.92 
1980 07 99.99 -99.99  20.95 
1980 08 99.99 -99.99  22.82 
1980 09 99.99 -99.99  18.66 
1980 10 99.99 -99.99  12.44 
1980 11 99.99 -99.99   6.41 
1980 12 99.99 -99.99   2.67 
1981 01  7.20  -3.00   2.09 
1981 02  8.10  -1.30   3.40 
1981 03 13.70   5.60   9.64 
1981 04 17.90   7.00  12.45 
1981 05 20.50  10.00  15.25 
1981 06 25.20  14.50  19.85 
1981 07 26.70  14.90  20.80 
1981 08 26.60  15.30  20.95 
1981 09 22.80  13.90  18.34 
1981 10 18.29  10.40  14.35 
1981 11 12.00   2.60   7.30 
1981 12  7.20    .60   3.90 
1982 01  7.50   -.70   3.40 
1982 02  8.30  -2.00   3.15 
1982 03 11.90   2.20   7.05 
1982 04 16.50   5.80  11.15 
1982 05 21.80  10.60  16.20 
1982 06 26.00  14.50  20.25 
1982 07 28.10  17.70  22.90 
1982 08 27.70  15.80  21.75 
1982 09 26.30  14.90  20.59 
1982 10 18.29   9.50  13.90 
1982 11 13.70   5.50   9.60 
1982 12 10.10   2.80   6.45 
1983 01  8.80   -.20   4.30 
1983 02  6.20  -1.70   2.25 
1983 03 13.30   3.20   8.25 
1983 04 16.60   8.30  12.45 
1983 05 21.10  11.00  16.04 
1983 06 25.60  14.00  19.79 
1983 07 30.80  17.29  24.05 
1983 08 27.70  15.60  21.65 
1983 09 24.80  12.60  18.70 
1983 10 19.20   8.39  13.80 
1983 11 12.60   1.50   7.05 
1983 12  8.60    .70   4.65 
1984 01  7.40   -.30   3.55 
1984 02  8.30    .70   4.50 
1984 03 11.40   2.80   7.10 
1984 04 16.50   6.90  11.70 
1984 05 18.10   9.89  14.00 
1984 06 23.10  12.90  18.00 
1984 07 26.80  14.40  20.59 
1984 08 26.00  15.10  20.55 
1984 09 21.60  12.40  17.00 
1984 10 19.00  10.10  14.55 
1984 11 13.00   5.00   9.00 
1984 12 10.10   2.00   6.05 
1985 01  4.19  -3.40    .39 
1985 02  7.20  -2.30   2.44 
1985 03 11.10   3.70   7.40 
1985 04 16.20   5.90  11.05 
1985 05 22.10  11.40  16.75 
1985 06 23.50  13.30  18.40 
1985 07 28.80  16.90  22.84 
1985 08 28.70  15.80  22.25 
1985 09 26.90  13.00  19.95 
1985 10 20.10   8.70  14.40 
1985 11 10.40   2.70   6.55 
1985 12 10.00   3.40   6.70 
1986 01  7.20   -.50   3.35 
1986 02  5.60  -2.00   1.80 
1986 03 11.70   2.20   6.95 
1986 04 16.40   7.40  11.90 
1986 05 24.80  13.10  18.95 
1986 06 25.50  14.60  20.04 
1986 07 27.70  15.90  21.80 
1986 08 28.80  16.50  22.65 
1986 09 23.40  11.90  17.65 
1986 10 20.60   8.30  14.45 
1986 11 13.90   5.40   9.64 
1986 12  8.30  -1.50   3.40 
1987 01  5.50  -2.00   1.75 
1987 02  9.10    .90   5.00 
1987 03  8.89   -.90   3.99 
1987 04 17.29   6.70  12.00 
1987 05 19.90   9.20  14.54 
1987 06 24.20  13.60  18.90 
1987 07 29.10  17.40  23.25 
1987 08 26.40  16.00  21.20 
1987 09 26.50  15.80  21.15 
1987 10 17.90  10.60  14.25 
1987 11 12.80   4.19   8.50 
1987 12  8.60   1.40   5.00 
1988 01  9.39   4.00   6.70 
1988 02  9.70   1.60   5.65 
1988 03 12.10   2.60   7.35 
1988 04 17.29   7.10  12.20 
1988 05 21.60  12.60  17.10 
1988 06 24.00  13.60  18.79 
1988 07 29.30  17.10  23.20 
1988 08 29.00  16.29  22.65 
1988 09 23.40  12.40  17.90 
1988 10 18.90  10.20  14.54 
1988 11 10.60    .60   5.60 
1988 12  8.80    . 0   4.40 
1989 01  9.10  -1.00   4.05 
1989 02 11.90   2.00   6.95 
1989 03 16.00   5.00  10.50 
1989 04 17.00   8.30  12.65 
1989 05 22.10  11.00  16.54 
1989 06 23.70  12.90  18.29 
1989 07 27.40  16.79  22.09 
1989 08 26.90  15.90  21.40 
1989 09 22.90  13.00  17.95 
1989 10 17.50   6.90  12.20 
1989 11 12.00   2.90   7.45 
1989 12  9.89   1.10   5.50 
1990 01  9.80   -.80   4.50 
1990 02 11.80   2.90   7.35 
1990 03 16.90   4.50  10.70 
1990 04 15.60   6.50  11.05 
1990 05 23.40  11.40  17.40 
1990 06 23.80  13.90  18.84 
1990 07 27.50  15.70  21.60 
1990 08 28.20  15.90  22.05 
1990 09 21.90  11.90  16.90 
1990 10 18.90   9.70  14.29 
1990 11 13.60   4.40   9.00 
1990 12  7.20    . 0   3.60 
