1951 01  7.50   -.70   3.40 
1951 02  6.10  -2.30   1.90 
1951 03 16.10   4.80  10.45 
1951 04 21.90  10.00  15.95 
1951 05 26.90  15.00  20.95 
1951 06 32.90  19.29  26.10 
1951 07 36.20  23.30  29.75 
1951 08 34.50  20.70  27.60 
1951 09 32.00  19.00  25.50 
1951 10 23.80  13.30  18.54 
1951 11 16.70   5.70  11.20 
1951 12  9.89   1.00   5.45 
1952 01  8.39   -.50   3.94 
1952 02 13.30   2.40   7.85 
1952 03 16.00   5.20  10.60 
1952 04 21.80  10.30  16.04 
1952 05 27.10  14.00  20.55 
1952 06 32.30  18.60  25.45 
1952 07 35.00  21.50  28.25 
1952 08 33.70  20.70  27.20 
1952 09 30.70  17.79  24.25 
1952 10 26.80  12.90  19.84 
1952 11 14.50   4.19   9.35 
1952 12 10.80   1.10   5.95 
1953 01 11.00   1.10   6.05 
1953 02 13.70   1.20   7.45 
1953 03 13.60   2.00   7.80 
1953 04 21.40   9.60  15.50 
1953 05 27.30  14.50  20.90 
1953 06 33.90  19.20  26.55 
1953 07 36.20  21.80  29.00 
1953 08 34.90  22.00  28.45 
1953 09 31.60  17.40  24.50 
1953 10 23.20  11.20  17.20 
1953 11 12.60   4.50   8.55 
1953 12  5.60  -1.50   2.05 
1954 01  9.39  -1.40   3.99 
1954 02  9.89    .70   5.30 
1954 03 14.90   3.60   9.25 
1954 04 20.90   9.20  15.04 
1954 05 29.00  15.60  22.30 
1954 06 33.40  19.79  26.60 
1954 07 34.80  22.00  28.40 
1954 08 34.30  20.70  27.50 
1954 09 31.00  17.40  24.20 
1954 10 25.20  11.20  18.20 
1954 11 15.30   5.30  10.30 
1954 12 10.40   1.20   5.80 
1955 01 10.10  -1.20   4.45 
1955 02 14.80   1.70   8.25 
1955 03 15.60   4.00   9.80 
1955 04 23.30   9.70  16.50 
1955 05 26.70  13.50  20.10 
1955 06 33.30  19.10  26.20 
1955 07 37.20  22.30  29.75 
1955 08 36.80  23.70  30.25 
1955 09 31.90  18.10  25.00 
1955 10 25.00  11.60  18.29 
1955 11 18.79   6.50  12.65 
1955 12 11.30   1.40   6.35 
1956 01  8.80  -2.09   3.35 
1956 02 12.00   1.90   6.95 
1956 03 13.20   3.10   8.14 
1956 04 21.20   9.20  15.20 
1956 05 28.10  14.00  21.05 
1956 06 33.59  18.90  26.25 
1956 07 36.59  22.60  29.59 
1956 08 34.80  21.30  28.05 
1956 09 30.20  17.00  23.60 
1956 10 25.30  10.70  18.00 
1956 11 18.60   5.40  12.00 
1956 12  9.20   -.60   4.29 
1957 01  4.10  -4.10    . 0 
1957 02 10.10   -.60   4.75 
1957 03 14.40   4.00   9.20 
1957 04 18.60   8.70  13.65 
1957 05 26.00  14.10  20.04 
1957 06 31.50  18.00  24.75 
1957 07 35.20  21.70  28.45 
1957 08 34.50  20.80  27.65 
1957 09 31.60  18.20  24.90 
1957 10 22.70  11.10  16.90 
1957 11 12.30   4.90   8.60 
1957 12  9.89    .10   5.00 
1958 01  9.60    .10   4.85 
1958 02 12.50   -.30   6.10 
1958 03 18.50   7.10  12.80 
1958 04 24.70  11.90  18.29 
1958 05 28.50  15.50  22.00 
1958 06 34.20  19.90  27.05 
1958 07 36.80  21.50  29.15 
1958 08 35.50  21.50  28.50 
1958 09 32.00  16.70  24.35 
1958 10 24.50  12.10  18.29 
1958 11 12.90   1.30   7.10 
1958 12 10.40    .60   5.50 
1959 01  9.70  -1.50   4.10 
1959 02  4.69  -3.90    .39 
1959 03 15.10   3.90   9.50 
1959 04 24.90  12.20  18.54 
1959 05 27.70  15.50  21.60 
1959 06 33.80  19.60  26.70 
1959 07 36.09  22.10  29.09 
1959 08 37.00  23.20  30.10 
1959 09 33.00  18.90  25.95 
1959 10 25.40  13.10  19.25 
1959 11 13.60   4.30   8.95 
1959 12  8.30   -.60   3.85 
1960 01 11.50    .90   6.20 
1960 02 15.50   3.50   9.50 
1960 03 12.50   2.20   7.35 
1960 04 19.50   8.80  14.15 
1960 05 29.10  15.90  22.50 
1960 06 34.70  21.30  28.00 
1960 07 35.50  22.40  28.95 
1960 08 36.59  23.20  29.90 
1960 09 31.10  18.70  24.90 
1960 10 25.60  12.60  19.10 
1960 11 15.60   6.20  10.90 
1960 12 11.80    .90   6.35 
1961 01  6.50   -.70   2.90 
1961 02  9.80    .20   5.00 
1961 03 14.50   3.00   8.75 
1961 04 20.20   9.20  14.70 
1961 05 30.40  17.79  24.09 
1961 06 34.40  21.30  27.85 
1961 07 37.30  24.20  30.75 
1961 08 34.40  21.50  27.95 
1961 09 31.60  18.29  24.95 
1961 10 24.00  11.70  17.85 
1961 11 17.00   5.20  11.10 
1961 12 13.10   2.60   7.85 
1962 01  9.20    .30   4.75 
1962 02 11.90   2.30   7.10 
1962 03 19.20   7.20  13.20 
1962 04 19.70   8.80  14.25 
1962 05 28.00  15.70  21.85 
1962 06 32.40  19.50  25.95 
1962 07 36.50  23.90  30.20 
1962 08 33.70  21.50  27.60 
1962 09 29.80  16.90  23.34 
1962 10 24.20  12.30  18.25 
1962 11 15.30   4.19   9.75 
1962 12 11.70   1.90   6.80 
1963 01 13.20   3.00   8.10 
1963 02 14.40   4.10   9.25 
1963 03 16.10   4.19  10.14 
1963 04 22.70  11.20  16.95 
1963 05 24.70  13.10  18.90 
1963 06 34.30  20.10  27.20 
1963 07 37.40  23.70  30.55 
1963 08 35.70  22.70  29.20 
1963 09 32.70  19.40  26.05 
1963 10 25.60  14.00  19.79 
1963 11 16.70   5.50  11.10 
1963 12  7.50  -1.90   2.80 
1964 01  1.50  -9.70  -4.10 
1964 02 10.30   -.30   5.00 
1964 03 18.00   6.60  12.30 
1964 04 20.10   7.50  13.80 
1964 05 29.80  16.20  23.00 
1964 06 35.00  20.90  27.95 
1964 07 38.09  23.40  30.75 
1964 08 36.80  22.90  29.84 
1964 09 31.80  18.60  25.20 
1964 10 23.10  10.10  16.60 
1964 11 16.10   5.20  10.65 
1964 12  6.50  -3.30   1.60 
1965 01  4.00  -3.30    .35 
1965 02 10.40   -.50   4.94 
1965 03 15.70   4.30  10.00 
1965 04 20.80   8.70  14.75 
1965 05 29.90  16.29  23.09 
1965 06 34.20  20.20  27.20 
1965 07 36.70  22.60  29.65 
1965 08 35.90  22.70  29.30 
1965 09 30.70  17.50  24.10 
1965 10 23.40  12.30  17.85 
1965 11 18.20   6.80  12.50 
1965 12 12.40    .70   6.55 
1966 01 14.40   3.40   8.89 
1966 02 14.60   4.00   9.30 
1966 03 16.29   5.00  10.65 
1966 04 22.00  10.20  16.10 
1966 05 27.80  15.50  21.65 
1966 06 35.59  21.30  28.45 
1966 07 36.20  22.90  29.55 
1966 08 36.50  23.10  29.80 
1966 09 31.40  18.20  24.80 
1966 10 22.10  11.80  16.95 
1966 11 18.20   5.80  12.00 
1966 12 12.50   2.09   7.30 
1967 01  9.89   -.50   4.69 
1967 02  8.20   -.90   3.65 
1967 03 15.30   2.60   8.95 
1967 04 19.79   7.90  13.85 
1967 05 27.60  15.50  21.55 
1967 06 32.80  18.20  25.50 
1967 07 36.90  22.60  29.75 
1967 08 36.50  22.80  29.65 
1967 09 31.10  18.40  24.75 
1967 10 24.00  11.80  17.90 
1967 11 16.79   6.80  11.79 
1967 12 10.80    .20   5.50 
1968 01  8.60  -1.50   3.55 
1968 02  9.50   -.70   4.40 
1968 03 15.20   5.10  10.14 
1968 04 20.60  10.00  15.30 
1968 05 27.10  15.00  21.05 
1968 06 32.30  18.20  25.25 
1968 07 36.09  22.20  29.15 
1968 08 36.00  22.50  29.25 
1968 09 32.59  18.50  25.55 
1968 10 25.30  13.20  19.25 
1968 11 15.90   7.00  11.45 
1968 12 10.70   2.50   6.60 
1969 01  3.30  -3.60   -.14 
1969 02  6.10  -2.00   2.05 
1969 03 15.00   6.50  10.75 
1969 04 20.70   9.50  15.10 
1969 05 28.10  15.30  21.70 
1969 06 33.50  20.20  26.85 
1969 07 35.40  21.50  28.45 
1969 08 33.80  21.50  27.65 
1969 09 29.40  16.60  23.00 
1969 10 24.40  13.70  19.04 
1969 11 13.90   3.30   8.59 
1969 12 12.50   2.40   7.45 
1970 01  7.40   -.90   3.25 
1970 02 14.20   2.90   8.55 
1970 03 15.70   5.50  10.60 
1970 04 24.40  12.50  18.45 
1970 05 29.80  16.50  23.15 
1970 06 35.09  20.20  27.65 
1970 07 35.80  22.50  29.15 
1970 08 36.59  22.80  29.70 
1970 09 30.70  18.00  24.35 
1970 10 25.00  12.50  18.75 
1970 11 19.70   8.80  14.25 
1970 12  9.80    .80   5.30 
1971 01  9.50   -.70   4.40 
1971 02 10.30    .30   5.30 
1971 03 18.00   6.90  12.45 
1971 04 20.00   9.70  14.85 
1971 05 30.30  18.00  24.15 
1971 06 34.00  19.20  26.60 
1971 07 37.00  23.80  30.40 
1971 08 36.30  23.40  29.84 
1971 09 31.00  18.20  24.60 
1971 10 23.70  11.50  17.60 
1971 11 16.10   7.00  11.55 
1971 12 10.40   1.90   6.14 
1972 01  1.50  -5.00  -1.75 
1972 02  4.10  -4.30   -.10 
1972 03 11.70   2.40   7.05 
1972 04 22.90  11.20  17.04 
1972 05 23.80  12.70  18.25 
1972 06 33.00  20.29  26.65 
1972 07 36.30  23.70  30.00 
1972 08 32.59  20.60  26.59 
1972 09 32.00  19.10  25.55 
1972 10 27.50  15.30  21.40 
1972 11 17.20   6.00  11.60 
1972 12  5.30  -1.90   1.70 
1973 01  4.00  -4.69   -.34 
1973 02 12.30   2.30   7.30 
1973 03 15.60   5.20  10.40 
1973 04 21.20  10.00  15.60 
1973 05 28.20  14.80  21.50 
1973 06 35.00  20.70  27.85 
1973 07 37.00  23.40  30.20 
1973 08 36.20  23.30  29.75 
1973 09 30.90  18.10  24.50 
1973 10 26.40  14.00  20.20 
1973 11 16.29   4.19  10.25 
1973 12  9.50   -.80   4.35 
1974 01  3.00  -3.90   -.45 
1974 02  5.10  -2.60   1.25 
1974 03 14.60   6.10  10.35 
1974 04 19.60   9.10  14.35 
1974 05 29.80  16.90  23.34 
1974 06 34.90  20.80  27.85 
1974 07 35.09  21.90  28.50 
1974 08 33.80  21.30  27.55 
1974 09 30.20  17.40  23.80 
1974 10 23.40  10.30  16.85 
1974 11 18.20   6.80  12.50 
1974 12  7.20  -1.70   2.75 
1975 01  6.50  -1.40   2.55 
1975 02  8.80    .30   4.55 
1975 03 15.50   4.10   9.80 
1975 04 23.70  11.40  17.54 
1975 05 27.50  15.80  21.65 
1975 06 34.90  21.60  28.25 
1975 07 39.00  25.70  32.34 
1975 08 35.59  22.70  29.15 
1975 09 31.50  19.00  25.25 
1975 10 23.60  10.80  17.20 
1975 11 14.00   3.90   8.95 
1975 12  6.20   -.70   2.75 
1976 01  9.89    .70   5.30 
1976 02  6.90  -1.00   2.95 
1976 03 10.90   1.40   6.14 
1976 04 20.10  10.30  15.20 
1976 05 26.60  14.90  20.75 
1976 06 33.59  21.00  27.30 
1976 07 37.40  24.40  30.90 
1976 08 36.20  24.20  30.20 
1976 09 32.00  19.90  25.95 
1976 10 23.60  12.80  18.20 
1976 11 15.10   4.69   9.89 
1976 12  9.30   1.60   5.45 
1977 01  1.20  -4.80  -1.80 
1977 02 12.40   1.90   7.14 
1977 03 20.10   9.20  14.65 
1977 04 22.10  12.00  17.04 
1977 05 27.80  16.70  22.25 
1977 06 35.70  22.90  29.30 
1977 07 37.80  24.60  31.20 
1977 08 36.00  24.30  30.15 
1977 09 31.90  20.20  26.05 
1977 10 21.80  12.40  17.09 
1977 11 15.90   6.50  11.20 
1977 12 10.10   2.30   6.20 
1978 01  8.89    .20   4.54 
1978 02 12.10   2.80   7.45 
1978 03 16.79   6.70  11.75 
1978 04 23.80  11.90  17.84 
1978 05 28.50  16.00  22.25 
1978 06 32.80  19.10  25.95 
1978 07 35.70  23.50  29.60 
1978 08 35.50  23.50  29.50 
1978 09 33.09  20.90  27.00 
1978 10 25.60  15.10  20.35 
1978 11 12.90   3.50   8.20 
1978 12 11.60   3.60   7.60 
1979 01  8.10   1.20   4.65 
1979 02 12.50   3.10   7.80 
1979 03 14.20   4.80   9.50 
1979 04 24.20  13.50  18.85 
1979 05 26.00  14.70  20.35 
1979 06 32.70  19.70  26.20 
1979 07 38.20  26.30  32.25 
1979 08 33.80  22.10  27.95 
1979 09 32.20  20.90  26.55 
1979 10 26.30  15.50  20.90 
1979 11 18.20   7.50  12.85 
1979 12  9.39   1.70   5.55 
1980 01  5.90  -2.00   1.95 
1980 02  7.30   -.30   3.50 
1980 03 15.60   5.60  10.60 
1980 04 23.90  13.40  18.65 
1980 05 28.90  16.90  22.90 
1980 06 34.40  21.60  28.00 
1980 07 37.70  25.60  31.65 
1980 08 36.40  23.90  30.15 
1980 09 31.70  19.20  25.45 
1980 10 23.70  12.40  18.04 
1980 11 17.20   8.20  12.70 
1980 12 12.40   3.50   7.95 
1981 01  9.50    .80   5.15 
1981 02 11.80   2.80   7.30 
1981 03 17.60   7.90  12.75 
1981 04 21.70  11.10  16.40 
1981 05 26.60  15.90  21.25 
1981 06 31.40  19.70  25.55 
1981 07 36.00  23.70  29.85 
1981 08 35.40  23.90  29.65 
1981 09 31.30  19.79  25.55 
1981 10 23.00  12.90  17.95 
1981 11 18.29   7.90  13.10 
1981 12 13.80   4.40   9.10 
1982 01  8.80    .70   4.75 
1982 02  6.70  -2.00   2.34 
1982 03 13.50   3.80   8.64 
1982 04 25.40  14.50  19.95 
1982 05 28.80  17.79  23.30 
1982 06 34.20  21.50  27.85 
1982 07 36.30  24.30  30.30 
1982 08 34.40  22.40  28.40 
1982 09 30.30  19.70  25.00 
1982 10 20.70  11.70  16.20 
1982 11 11.50   4.30   7.90 
1982 12  5.50  -2.00   1.75 
1983 01  3.60  -3.70    .-5 
1983 02  9.50    .70   5.10 
1983 03 13.30   3.00   8.14 
1983 04 20.20  10.10  15.15 
1983 05 27.90  16.79  22.34 
1983 06 34.30  21.40  27.84 
1983 07 38.20  25.90  32.05 
1983 08 36.80  24.70  30.75 
1983 09 31.00  19.50  25.25 
1983 10 24.20  13.10  18.65 
1983 11 18.00   9.20  13.60 
1983 12  9.50   2.50   6.00 
1984 01  8.60   1.10   4.85 
1984 02  6.50  -1.00   2.75 
1984 03 16.29   7.80  12.04 
1984 04 22.50  12.70  17.60 
1984 05 23.90  13.20  18.54 
1984 06 34.00  21.10  27.55 
1984 07 36.40  25.50  30.95 
1984 08 36.59  24.30  30.45 
1984 09 31.00  20.20  25.60 
1984 10 22.40  12.60  17.50 
1984 11 15.40   8.10  11.75 
1984 12  4.10  -1.70   1.19 
1985 01  8.10    .20   4.15 
1985 02 11.30   1.90   6.60 
1985 03 12.90   3.50   8.20 
1985 04 23.50  13.10  18.29 
1985 05 29.40  18.00  23.70 
1985 06 35.50  23.20  29.35 
1985 07 37.20  24.10  30.65 
1985 08 33.20  22.40  27.80 
1985 09 32.50  20.70  26.60 
1985 10 23.50  13.30  18.40 
1985 11 17.29   9.50  13.40 
1985 12 10.30   3.30   6.80 
1986 01 10.20   1.90   6.05 
1986 02 11.40   3.20   7.30 
1986 03 11.40   3.30   7.35 
1986 04 21.00  12.00  16.50 
1986 05 26.30  15.80  21.05 
1986 06 32.80  20.40  26.59 
1986 07 36.40  25.20  30.80 
1986 08 33.90  23.40  28.65 
1986 09 31.30  20.20  25.75 
1986 10 25.60  16.00  20.80 
1986 11 13.90   6.90  10.40 
1986 12  7.80    .50   4.15 
1987 01 11.80   2.50   7.15 
1987 02 12.80   4.19   8.50 
1987 03 14.20   6.10  10.14 
1987 04 22.30  11.40  16.84 
1987 05 29.60  18.70  24.15 
1987 06 34.90  23.50  29.20 
1987 07 35.30  23.40  29.34 
1987 08 35.80  24.00  29.90 
1987 09 30.80  19.29  25.05 
1987 10 18.60  10.40  14.50 
1987 11 17.29   8.10  12.70 
1987 12 11.00   3.40   7.20 
1988 01  7.90    .30   4.10 
1988 02 10.10   1.30   5.70 
1988 03 15.90   6.50  11.20 
1988 04 21.80  11.10  16.45 
1988 05 29.00  17.20  23.10 
1988 06 33.90  22.90  28.40 
1988 07 36.59  23.50  30.05 
1988 08 35.00  22.80  28.90 
1988 09 31.50  20.10  25.80 
1988 10 25.00  15.10  20.04 
1988 11 17.60   9.00  13.30 
1988 12 11.90   3.60   7.75 
1989 01  4.69  -3.00    .84 
1989 02  5.70  -2.50   1.59 
1989 03 15.90   6.60  11.25 
1989 04 24.60  13.40  19.00 
1989 05 28.50  17.00  22.75 
1989 06 35.70  22.80  29.25 
1989 07 37.70  25.80  31.75 
1989 08 36.40  25.30  30.85 
1989 09 31.70  20.00  25.85 
1989 10 26.20  15.80  21.00 
1989 11 17.79   9.10  13.45 
1989 12 11.80   4.60   8.20 
1990 01  5.80   -.90   2.45 
1990 02  8.89    .60   4.75 
1990 03 15.70   6.20  10.95 
1990 04 22.00  11.20  16.60 
1990 05 30.10  18.10  24.10 
1990 06 35.70  23.00  29.35 
1990 07 36.40  24.90  30.65 
1990 08 36.50  24.00  30.25 
1990 09 33.90  22.30  28.10 
1990 10 24.40  14.00  19.20 
1990 11 19.60  10.30  14.95 
1990 12 10.70   3.20   6.95 
1991 01  7.40    .90   4.15 
1991 02  8.20    .50   4.35 
1991 03 13.90   5.50   9.70 
1991 04 23.40  12.90  18.15 
1991 05 26.70  15.60  21.15 
1991 06 33.30  21.10  27.20 
1991 07 36.50  24.80  30.65 
1991 08 35.80  24.40  30.09 
1991 09 31.40  20.00  25.70 
1991 10 24.10  15.30  19.70 
1991 11 17.20   8.60  12.90 
1991 12  8.80   1.90   5.35 
1992 01  4.69  -1.60   1.55 
1992 02  8.70    .70   4.69 
1992 03 10.60   2.30   6.45 
1992 04 20.50  10.20  15.35 
1992 05 22.70  13.30  18.00 
1992 06 32.09  20.80  26.45 
1992 07 37.40  25.40  31.40 
1992 08 33.50  22.10  27.80 
1992 09 29.80  18.70  24.25 
1992 10 24.60  13.70  19.15 
1992 11 18.00   9.00  13.50 
1992 12  9.39   2.90   6.14 
1993 01  5.10  -1.30   1.90 
1993 02  9.50   2.00   5.75 
1993 03 13.50   4.69   9.10 
1993 04 22.10  12.10  17.10 
1993 05 26.50  16.50  21.50 
1993 06 33.50  21.80  27.65 
1993 07 35.90  24.00  29.95 
1993 08 35.09  24.10  29.59 
1993 09 32.80  21.20  27.00 
1993 10 22.80  13.10  17.95 
1993 11 12.90   5.60   9.25 
1993 12 11.00   3.80   7.40 
1994 01 10.10   2.60   6.35 
1994 02 10.30   1.60   5.95 
1994 03 17.29   7.60  12.45 
1994 04 23.80  12.90  18.34 
1994 05 27.60  16.40  22.00 
1994 06 33.80  20.29  27.05 
1994 07 37.20  23.70  30.45 
1994 08 37.20  24.30  30.75 
1994 09 29.10  17.60  23.35 
1994 10 22.90  13.10  18.00 
1994 11 17.00   8.39  12.70 
1994 12  8.00    .40   4.19 
1995 01 11.90   3.10   7.50 
1995 02 12.80   4.19   8.50 
1995 03 17.60   7.90  12.75 
1995 04 22.50  12.50  17.50 
1995 05 26.90  16.79  21.84 
1995 06 32.70  20.20  26.45 
1995 07 38.40  25.10  31.75 
1995 08 37.90  26.30  32.09 
1995 09 31.30  20.40  25.84 
1995 10 23.80  13.10  18.45 
1995 11 18.79   8.60  13.70 
1995 12  8.39   1.20   4.79 
1996 01  7.10    .30   3.70 
1996 02 11.30   3.40   7.35 
1996 03 12.00   4.00   8.00 
1996 04 20.40  10.70  15.54 
1996 05 28.40  17.79  23.09 
1996 06 33.80  22.50  28.15 
1996 07 35.30  24.90  30.09 
1996 08 35.70  24.60  30.15 
1996 09 33.50  21.80  27.65 
1996 10 23.90  13.30  18.60 
1996 11 16.29   7.00  11.65 
1996 12 13.30   4.90   9.10 
1997 01 11.40   3.00   7.20 
1997 02 11.30   1.60   6.45 
1997 03 13.40   4.30   8.85 
1997 04 21.70  12.10  16.90 
1997 05 28.00  17.60  22.80 
1997 06 33.59  23.30  28.45 
1997 07 38.20  26.80  32.50 
1997 08 37.70  26.10  31.90 
1997 09 31.40  19.79  25.59 
1997 10 26.60  16.20  21.40 
1997 11 15.30   8.20  11.75 
1997 12 10.80   3.50   7.15 
1998 01  6.70    .30   3.50 
1998 02  9.50   2.00   5.75 
1998 03 15.30   6.50  10.90 
1998 04 23.90  13.40  18.65 
1998 05 28.10  17.50  22.80 
1998 06 34.90  24.10  29.50 
1998 07 36.59  25.70  31.15 
1998 08 36.00  25.10  30.55 
1998 09 32.20  21.20  26.70 
1998 10 25.80  15.20  20.50 
1998 11 21.20  11.50  16.35 
1998 12 15.60   7.30  11.45 
1999 01  9.80   2.30   6.05 
1999 02 14.70   5.90  10.30 
1999 03 15.90   6.70  11.29 
1999 04 23.10  12.60  17.85 
1999 05 29.90  18.40  24.15 
1999 06 35.40  23.40  29.40 
1999 07 34.90  23.70  29.30 
1999 08 36.50  25.80  31.15 
1999 09 31.90  21.00  26.45 
1999 10 26.20  15.90  21.05 
1999 11 15.10   6.90  11.00 
1999 12 12.30   4.19   8.25 
2000 01  9.60   2.09   5.85 
2000 02 11.60   2.90   7.25 
2000 03 16.10   6.50  11.30 
2000 04 26.10  15.80  20.95 
2000 05 31.10  20.20  25.65 
2000 06 34.80  22.70  28.75 
2000 07 36.09  25.40  30.75 
2000 08 36.30  25.10  30.70 
2000 09 32.80  22.60  27.70 
2000 10 22.70  14.00  18.35 
2000 11 14.30   7.20  10.75 
2000 12 10.20   4.00   7.10 
2005 01  8.66   1.43   5.04 
2005 02  7.92   1.59   4.75 
2005 03 17.39   8.52  12.95 
2005 04 23.65  14.14  18.89 
2005 05 27.54  17.25  22.39 
2005 06 34.29  22.33  28.31 
2005 07 38.16  26.58  32.37 
2005 08 35.79  24.56  30.17 
2005 09 33.07  21.23  27.15 
2005 10 26.34  16.25  21.29 
2005 11 15.52   8.43  11.98 
2005 12 14.05   6.45  10.25 
2006 01  6.13    .-6   3.03 
2006 02 14.04   5.75   9.89 
2006 03 19.10   8.93  14.02 
2006 04 24.43  14.43  19.43 
2006 05 30.32  18.96  24.64 
2006 06 36.43  24.13  30.28 
2006 07 37.52  25.16  31.34 
2006 08 37.13  26.03  31.58 
2006 09 32.41  20.86  26.63 
2006 10 26.87  16.58  21.72 
2006 11 16.27   7.17  11.72 
2006 12  7.30    .73   4.01 
2007 01  8.45    .61   4.52 
2007 02 11.63   3.74   7.68 
2007 03 13.81   5.50   9.65 
2007 04 21.85  12.56  17.20 
2007 05 29.25  18.70  23.98 
2007 06 35.40  22.67  29.03 
2007 07 36.52  24.97  30.74 
2007 08 35.87  24.97  30.41 
2007 09 32.70  20.63  26.66 
2007 10 25.42  14.65  20.03 
2007 11 20.00   9.43  14.71 
2007 12  9.58   1.97   5.77 
2008 01  1.42  -5.52  -2.05 
2008 02  8.72    .69   4.70 
2008 04 26.21  14.79  20.50 
2008 05 29.32  18.48  23.90 
2008 06 35.23  22.50  28.86 
2008 07 37.52  25.39  31.45 
2008 08 36.06  24.26  30.16 
2008 09 32.93  21.83  27.38 
2008 10 26.03  15.87  20.95 
2008 11 15.23   7.93  11.58 
2008 12 10.71   2.26   6.48 
2009 01  9.52   1.19   5.35 
2009 02 13.29   4.86   9.07 
2009 03 19.03   8.45  13.74 
2009 04 18.73   9.50  14.11 
2009 05 28.32  18.68  23.50 
2009 06 32.50  21.07  26.78 
2009 07 37.61  25.58  31.59 
2009 08 36.00  23.48  29.74 
2009 09 29.57  19.20  24.38 
2010 01 12.81   4.90   8.85 
2010 02 12.82   4.82   8.82 
2010 03 19.20   9.87  14.53 
2010 04 23.20  12.83  18.01 
