1966 09 18.00  10.30  14.15 
1966 10 10.60   5.30   7.95 
1966 11  5.50    .10   2.80 
1967 05  9.80   2.50   6.15 
1967 06 18.00   9.20  13.60 
1967 07 19.29  11.40  15.35 
1967 08 20.10  11.80  15.95 
1967 09 17.70   9.50  13.60 
1967 10 10.40   4.69   7.55 
1967 11  3.30  -1.40    .95 
1968 05 11.20   3.50   7.35 
1968 06 15.40   7.60  11.50 
1968 07 18.60  11.90  15.25 
1968 08 19.79  12.30  16.04 
1968 09 18.50  12.70  15.60 
1968 10 13.10   7.30  10.20 
1968 11  4.69   -.30   2.19 
1969 05 10.00   2.80   6.40 
1969 06 13.90   6.40  10.14 
1969 07 20.90  13.40  17.15 
1969 08 23.20  15.70  19.45 
1969 09 17.90  10.00  13.95 
1969 10 10.40   4.80   7.60 
1969 11  5.10   -.60   2.25 
1970 05 10.20   3.60   6.89 
1970 06 16.60   7.70  12.15 
1970 07 19.79  13.30  16.54 
1970 08 21.90  14.80  18.35 
1970 09 16.40  10.70  13.54 
1970 10 12.40   6.80   9.60 
1970 11  6.20    .60   3.40 
1971 05 10.20   2.60   6.39 
1971 06 16.90   7.90  12.40 
1971 07 18.60  11.50  15.05 
1971 08 18.90  12.10  15.50 
1971 09 18.20  11.90  15.05 
1971 10 13.80   9.10  11.45 
1971 11  5.50    .30   2.90 
1972 05 13.20   4.30   8.75 
1972 06 15.20   6.60  10.90 
1972 07 19.60  12.20  15.90 
1972 08 19.50  13.70  16.60 
1972 09 16.79  10.00  13.40 
1972 10  8.70   2.70   5.70 
1972 11  3.80    .10   1.95 
1973 05 10.90   3.70   7.30 
1973 06 15.90   9.20  12.54 
1973 07 21.20  14.40  17.79 
1973 08 22.70  16.10  19.40 
1973 09 16.90   8.80  12.85 
1973 10 12.70   7.30  10.00 
1973 11  4.19    .40   2.30 
1974 05  9.00   1.90   5.45 
1974 06 15.90   7.30  11.60 
1974 07 20.60  13.30  16.95 
1974 08 21.70  13.80  17.75 
1974 09 14.90   8.20  11.54 
1974 10  9.39   3.80   6.60 
1974 11  5.80    .30   3.05 
1975 05 14.10   4.69   9.39 
1975 06 17.29   8.60  12.95 
1975 07 21.40  13.80  17.60 
1975 08 21.40  14.10  17.75 
1975 09 15.00   9.10  12.05 
1975 10 12.10   6.50   9.30 
1975 11  8.00   1.30   4.65 
1976 05 10.80   3.40   7.10 
1976 06 18.29   9.50  13.90 
1976 07 20.10  12.80  16.45 
1976 08 21.20  13.30  17.25 
1976 09 16.10   8.10  12.10 
1976 10  9.50   2.70   6.10 
1976 11  2.30  -2.30    . 0 
1977 05 13.70   3.90   8.80 
1977 06 16.40   7.80  12.10 
1977 07 19.79  12.50  16.15 
1977 08 18.90  12.20  15.54 
1977 09 16.20  11.50  13.85 
1977 10 11.20   5.00   8.10 
1977 11  5.90    .80   3.35 
1978 05 13.80   4.80   9.30 
1978 06 15.10   7.20  11.15 
1978 07 20.10  12.70  16.40 
1978 08 20.10  13.70  16.90 
1978 09 16.70  10.30  13.50 
1978 10 11.00   4.80   7.90 
1978 11  5.40  -1.00   2.20 
1979 05 10.40   3.40   6.89 
1979 06 15.50   7.10  11.30 
1979 07 21.20  13.80  17.50 
1979 08 19.00  12.10  15.55 
1979 09 16.79  10.00  13.40 
1979 10 10.50   4.80   7.65 
1980 05 12.70   4.90   8.80 
1980 06 14.00   7.10  10.55 
1980 07 20.20  13.50  16.85 
1980 08 21.60  15.50  18.54 
1980 09 16.29  10.00  13.15 
1980 10  8.10   2.70   5.40 
1981 05 11.40   3.90   7.64 
1981 06 15.60   7.60  11.60 
1981 07 21.40  14.00  17.70 
1981 08 21.90  14.50  18.20 
1981 09 16.00   9.89  12.95 
1981 10  8.30   2.70   5.50 
1981 11  6.10    .40   3.25 
1982 05 13.60   5.00   9.30 
1982 06 14.60   6.50  10.55 
1982 07 19.20  12.20  15.70 
1982 08 18.60  11.70  15.15 
1982 09 14.90   9.20  12.04 
1982 10 12.30   6.50   9.39 
1983 05  9.10   2.80   5.95 
1983 06 18.10   9.50  13.80 
1983 07 24.30  15.90  20.09 
1983 08 23.10  16.60  19.85 
1983 09 18.40  13.10  15.75 
1983 10 11.50   6.00   8.75 
1984 05  9.60   3.40   6.50 
1984 06 15.60   7.70  11.65 
1984 07 19.10  11.90  15.50 
1984 08 22.00  15.60  18.79 
1984 09 16.29  10.20  13.25 
1984 10 12.60   7.00   9.80 
1985 05 11.70   4.19   7.95 
1985 06 14.40   7.10  10.75 
1985 07 19.60  12.20  15.90 
1985 08 20.70  13.80  17.25 
1985 09 17.60  12.20  14.90 
1985 10 12.00   6.40   9.20 
1985 11 99.99   1.10 -99.99 
