1964 01 17.70   2.90  10.30 
1964 02 22.60   6.60  14.60 
1964 03 31.90  13.80  22.85 
1964 04 37.59  19.90  28.75 
1964 05 41.50  22.30  31.90 
1964 06 41.20  26.80  34.00 
1964 07 36.40  26.80  31.60 
1964 08 36.80  27.00  31.90 
1964 09 36.40  24.40  30.40 
1964 10 34.50  15.30  24.90 
1964 11 27.70   7.50  17.60 
1964 12 21.60   5.10  13.35 
1965 01 22.90   7.40  15.15 
1965 02 24.00   7.70  15.85 
1965 03 29.60  12.40  21.00 
1965 04 32.09  16.50  24.30 
1965 05 39.30  21.70  30.50 
1965 06 42.30  27.70  35.00 
1965 07 37.00  27.50  32.25 
1965 08 37.40  26.70  32.05 
1965 10 34.40  17.40  25.90 
1965 11 29.90  11.90  20.90 
1965 12 22.70   3.40  13.05 
1967 01 21.10   1.20  11.15 
1967 02 26.40   8.80  17.60 
1967 03 28.70  12.70  20.70 
1967 05 40.20  22.10  31.15 
1967 07 38.20  28.60  33.40 
1967 08 36.80  27.20  32.00 
1967 09 36.20  24.70  30.45 
1967 11 28.00  12.70  20.35 
1967 12 20.29   9.60  14.95 
1968 04 35.59  18.70  27.15 
1968 08 38.20 -99.99 -99.99 
1968 09 38.20 -99.99 -99.99 
1968 10 33.90  17.60  25.75 
1968 11 29.30  11.20  20.25 
1968 12 23.50   6.20  14.85 
1969 01 22.20   4.80  13.50 
1969 02 23.60 -99.99 -99.99 
1969 03 32.70 -99.99 -99.99 
1969 04 35.59  18.70  27.15 
1969 05 38.30  22.50  30.40 
1969 06 41.60  28.70  35.15 
1969 07 40.09  18.10  29.09 
1969 08 36.59  28.30  32.44 
1969 09 36.30  24.50  30.40 
1969 10 35.30  19.50  27.40 
1969 11 30.00  12.10  21.05 
1969 12 25.10   6.10  15.60 
1970 01 21.80   5.90  13.85 
1970 02 23.30   7.70  15.50 
1970 04 38.70  31.80  35.25 
1970 05 41.90  24.90  33.40 
1970 06 40.90  29.20  35.05 
1970 07 38.09  28.40  33.25 
1970 08 36.30  28.10  32.20 
1970 09 35.50  26.10  30.80 
1970 10 34.20  19.10  26.65 
1970 11 99.99  10.50 -99.99 
1970 12 99.99   5.20 -99.99 
1971 05 39.70  25.10  32.40 
1971 06 41.60  29.30  35.44 
1971 07 38.90  28.40  33.65 
1971 08 37.59  27.80  32.69 
1971 09 36.30  23.40  29.84 
1971 10 34.80  17.90  26.34 
1971 11 29.20  11.70  20.45 
1971 12 24.10   6.40  15.25 
1972 01 21.30   5.10  13.20 
1972 02 20.90   4.60  12.75 
1972 03 30.40  14.10  22.25 
1972 04 34.80  18.90  26.84 
1972 05 41.50  24.10  32.80 
1972 06 42.70  28.50  35.59 
1972 07 39.00  28.20  33.59 
1972 08 37.00  26.70  31.85 
1972 09 37.09  23.00  30.05 
1972 10 34.30  16.50  25.40 
1972 11 28.90  11.70  20.29 
1972 12 21.70   8.10  14.90 
1973 01 20.60   4.30  12.45 
1973 02 25.10   9.60  17.35 
1973 03 28.80  13.30  21.05 
1973 04 38.09  19.79  28.95 
1973 05 41.10  25.00  33.05 
1973 06 42.20  30.90  36.55 
1973 07 39.09  29.00  34.05 
1973 08 34.80  27.20  31.00 
1973 09 37.40  26.30  31.85 
1973 10 34.09  17.90  26.00 
1973 11 28.40  11.00  19.70 
1973 12 19.60   6.20  12.90 
1974 01 20.10   5.10  12.60 
1974 02 21.30   6.10  13.70 
1974 03 31.40  14.70  23.05 
1974 04 38.20  20.60  29.40 
1974 05 40.40  24.40  32.40 
1974 06 40.50  27.60  34.05 
1974 07 38.90  28.10  33.50 
1974 08 39.70  28.40  34.05 
1974 09 38.59  24.70  31.65 
1974 10 34.30  15.40  24.84 
1974 11 28.80   9.50  19.15 
1974 12 21.30   5.20  13.25 
1975 01 19.70   5.00  12.35 
1975 02 21.70   6.80  14.25 
1975 03 28.50  11.90  20.20 
1975 04 36.50  18.40  27.45 
1975 05 41.30  24.90  33.09 
1975 06 40.59  27.30  33.94 
1975 07 37.70  24.40  31.05 
1975 08 36.50  27.50  32.00 
1975 09 34.59  24.90  29.75 
1975 10 35.09  18.29  26.70 
1975 11 28.50  10.00  19.25 
1975 12 23.70   7.50  15.60 
1976 01 21.20   7.00  14.10 
1976 02 22.60  10.10  16.35 
1976 03 27.30  13.50  20.40 
1976 04 35.30  19.79  27.55 
1976 05 40.90  24.60  32.75 
1976 06 39.90  27.20  33.55 
1976 07 38.80  28.70  33.75 
1976 08 34.70  26.40  30.55 
1976 09 34.30  24.70  29.50 
1976 10 34.20  20.00  27.10 
1976 11 29.10  12.10  20.60 
1976 12 23.00   6.30  14.65 
1977 01 19.79   5.00  12.40 
1977 02 24.60   8.20  16.40 
1977 03 32.50  14.10  23.30 
1977 04 34.40  20.29  27.35 
1977 05 39.00  23.60  31.30 
1977 06 40.09  26.50  33.30 
1977 07 37.40  28.00  32.70 
1977 08 38.50 -99.99 -99.99 
1977 09 31.80  24.70  28.25 
1977 11 30.70  14.10  22.40 
1977 12 23.10   8.10  15.60 
1978 01 20.60   4.90  12.75 
1978 02 21.30   8.39  14.85 
1978 03 26.60  13.00  19.79 
1978 04 36.50  20.40  28.45 
1978 05 44.40  26.70  35.55 
1978 06 43.30  29.80  36.55 
1978 07 35.00  26.20  30.60 
1978 08 37.20  27.70  32.45 
1978 09 36.09  25.00  30.55 
1978 10 35.00  18.90  26.95 
1978 11 26.90  13.60  20.25 
1978 12 24.10   8.60  16.35 
1979 01 20.40   6.20  13.29 
1979 02 21.90   9.70  15.79 
1979 03 25.50  13.20  19.35 
1979 04 37.80  20.90  29.34 
1979 05 38.09  22.70  30.40 
1979 06 43.40  28.20  35.80 
1979 07 41.10  29.60  35.34 
1979 08 38.09  27.00  32.55 
1979 09 36.00  23.20  29.60 
1979 10 34.59  15.30  24.95 
1979 11 28.20  12.90  20.55 
1979 12 23.40   8.80  16.10 
