1971 01 99.99 -99.99  17.90 
1971 02 99.99 -99.99  18.70 
1971 03 99.99 -99.99  21.30 
1971 04 99.99 -99.99  22.90 
1971 05 99.99 -99.99  26.00 
1971 06 99.99 -99.99  24.50 
1971 07 99.99 -99.99  23.50 
1971 08 99.99 -99.99  23.00 
1971 09 99.99 -99.99  23.20 
1971 10 99.99 -99.99  21.80 
1971 11 99.99 -99.99  19.00 
1971 12 99.99 -99.99  18.60 
1972 01 99.99 -99.99  17.00 
1972 02 99.99 -99.99  17.79 
1972 03 99.99 -99.99  22.60 
1972 04 99.99 -99.99  26.50 
1972 05 99.99 -99.99  26.40 
1972 06 99.99 -99.99  25.30 
1972 07 99.99 -99.99  23.80 
1972 08 99.99 -99.99  23.80 
1972 09 99.99 -99.99  24.50 
1972 10 99.99 -99.99  23.20 
1972 11 99.99 -99.99  20.50 
1972 12 99.99 -99.99  17.20 
1973 01 99.99 -99.99  16.29 
1973 02 99.99 -99.99  17.29 
1973 03 99.99 -99.99  24.90 
1973 04 99.99 -99.99  24.40 
1973 05 99.99 -99.99  26.40 
1973 06 99.99 -99.99  25.70 
1973 07 99.99 -99.99  24.50 
1973 08 99.99 -99.99  23.00 
1973 09 99.99 -99.99  24.30 
1973 10 99.99 -99.99  21.60 
1973 11 99.99 -99.99  20.29 
1973 12 99.99 -99.99  16.29 
1974 01 99.99 -99.99  19.20 
1974 02 99.99 -99.99  18.40 
1974 03 99.99 -99.99  23.20 
1974 04 99.99 -99.99  24.40 
1974 05 99.99 -99.99  27.10 
1974 06 99.99 -99.99  25.00 
1974 07 99.99 -99.99  23.40 
1974 08 99.99 -99.99  22.90 
1974 09 99.99 -99.99  23.40 
1974 10 99.99 -99.99  19.79 
1974 11 99.99 -99.99  18.70 
1974 12 99.99 -99.99  16.70 
1975 01 99.99 -99.99  15.80 
1975 02 99.99 -99.99  18.10 
1975 03 99.99 -99.99  21.80 
1975 04 99.99 -99.99  24.50 
1975 05 99.99 -99.99  25.80 
1975 06 99.99 -99.99  24.80 
1975 07 99.99 -99.99  23.10 
1975 08 99.99 -99.99  23.90 
1975 09 99.99 -99.99  21.20 
1975 10 99.99 -99.99  20.29 
1975 11 99.99 -99.99  17.90 
1975 12 99.99 -99.99  15.90 
1976 01 99.99 -99.99  14.10 
1976 02 99.99 -99.99  17.00 
1976 03 99.99 -99.99  22.50 
1976 04 99.99 -99.99  23.90 
1976 05 99.99 -99.99  24.70 
1976 06 99.99 -99.99  24.70 
1976 07 99.99 -99.99  23.00 
1976 08 99.99 -99.99  23.00 
1976 09 99.99 -99.99  23.60 
1976 10 99.99 -99.99  20.10 
1976 11 99.99 -99.99  15.50 
1976 12 99.99 -99.99  14.80 
1977 01 99.99 -99.99  16.10 
1977 02 99.99 -99.99  17.10 
1977 03 99.99 -99.99  21.70 
1977 04 99.99 -99.99  21.80 
1977 05 99.99 -99.99  25.20 
1977 06 99.99 -99.99  24.60 
1977 08 99.99 -99.99  25.50 
1977 09 99.99 -99.99  24.60 
1977 10 99.99 -99.99  21.30 
1977 11 26.10 -99.99  19.10 
1977 12 25.40 -99.99  17.20 
1978 01 23.20   8.70  15.95 
1978 02 24.70 -99.99 -99.99 
1978 03 99.99  10.60 -99.99 
1978 04 33.20  14.90  24.05 
1978 05 35.80 -99.99 -99.99 
1978 06 32.09  18.50  25.30 
1978 07 99.99  18.10 -99.99 
1978 09 99.99  18.50 -99.99 
1978 10 25.50  15.80  20.65 
1978 11 25.90 -99.99 -99.99 
1978 12 25.00 -99.99 -99.99 
1979 01 24.60   7.40  16.00 
1979 05 32.70 -99.99 -99.99 
1979 06 31.50 -99.99 -99.99 
1979 09 29.00  16.00  22.50 
1979 10 99.99  11.90 -99.99 
1979 11 25.00 -99.99 -99.99 
1979 12 22.50 -99.99 -99.99 
1980 02 99.99   9.39 -99.99 
1980 06 33.20 -99.99 -99.99 
1980 07 34.30 -99.99 -99.99 
1980 09 99.99  18.00 -99.99 
1980 10 99.99  15.30 -99.99 
1981 01 99.99   8.20 -99.99 
1981 02 23.40  11.30  17.35 
1981 03 29.60 -99.99 -99.99 
1981 04 32.00 -99.99 -99.99 
1981 06 99.99  19.70 -99.99 
1981 07 31.30  18.60  24.95 
1981 08 31.70 -99.99 -99.99 
1981 10 99.99  16.60 -99.99 
1981 11 27.50 -99.99 -99.99 
1982 02 26.00  10.60  18.29 
1982 04 34.40 -99.99 -99.99 
1982 06 36.09 -99.99 -99.99 
1982 11 25.50 -99.99 -99.99 
1982 12 22.40   8.00  15.20 
1983 01 99.99   9.10 -99.99 
1983 02 27.00   9.20  18.10 
1983 03 30.40  10.50  20.45 
1983 04 33.50  13.20  23.35 
1983 05 35.80 -99.99 -99.99 
1983 06 35.50 -99.99 -99.99 
1983 07 29.90 -99.99 -99.99 
1983 08 31.20 -99.99 -99.99 
1983 09 29.50 -99.99 -99.99 
1983 10 28.00  15.30  21.65 
1983 11 28.80  13.10  20.95 
1983 12 25.00   9.00  17.00 
1984 01 20.80   9.00  14.90 
1984 02 24.80   9.10  16.95 
1984 03 29.90  11.90  20.90 
1984 04 34.70  14.40  24.55 
1984 05 33.59  16.79  25.20 
1984 06 32.90  18.20  25.55 
1984 07 28.70  17.90  23.30 
1984 08 30.50  17.60  24.05 
1984 09 26.90  17.10  22.00 
1984 10 29.50 -99.99 -99.99 
1984 11 26.40  10.20  18.29 
1984 12 25.40  12.00  18.70 
1985 01 23.30   7.00  15.15 
1985 02 26.70  10.90  18.79 
1985 03 30.50  14.40  22.45 
1985 04 30.50  15.10  22.80 
1985 05 33.40  17.00  25.20 
1985 06 32.30  18.90  25.59 
1985 07 29.10 -99.99 -99.99 
1985 08 31.50  18.40  24.95 
1985 11 29.00  14.00  21.50 
1986 01 23.80 -99.99 -99.99 
1986 02 29.40   9.30  19.35 
1986 03 29.80 -99.99 -99.99 
1986 04 33.50  16.00  24.75 
1986 08 33.20  17.70  25.45 
1986 10 27.30 -99.99 -99.99 
1986 11 26.90 -99.99 -99.99 
1987 01 99.99   5.70 -99.99 
1987 03 28.20 -99.99 -99.99 
1987 04 99.99  12.00 -99.99 
1987 05 33.00  17.29  25.15 
1987 10 28.20 -99.99 -99.99 
1987 11 26.60  10.80  18.70 
1987 12 24.70 -99.99 -99.99 
1988 02 25.70 -99.99 -99.99 
1988 03 28.80 -99.99 -99.99 
1988 04 33.30  14.90  24.09 
1988 05 32.59  18.29  25.45 
1988 08 30.50 -99.99 -99.99 
1988 09 30.10 -99.99 -99.99 
1988 10 28.10  15.80  21.95 
1988 11 29.20  10.80  20.00 
1988 12 23.90 -99.99 -99.99 
1989 01 25.90 -99.99 -99.99 
1989 02 25.90  10.20  18.04 
1989 03 31.30 -99.99 -99.99 
1989 04 32.20  14.10  23.15 
1989 05 35.09  18.40  26.75 
1989 06 33.90 -99.99 -99.99 
1989 07 32.80 -99.99 -99.99 
1989 08 31.10 -99.99 -99.99 
1989 09 29.10 -99.99 -99.99 
1989 10 29.30  12.40  20.84 
1989 11 27.40 -99.99 -99.99 
1989 12 21.30 -99.99 -99.99 
1990 03 29.70 -99.99 -99.99 
1990 04 32.80 -99.99 -99.99 
1990 05 34.70 -99.99 -99.99 
1990 06 34.00 -99.99 -99.99 
1990 07 31.80 -99.99 -99.99 
1990 08 30.60 -99.99 -99.99 
1990 09 30.40 -99.99 -99.99 
1990 10 27.30 -99.99 -99.99 
1990 11 26.90 -99.99 -99.99 
1990 12 24.80 -99.99 -99.99 
1991 01 25.50 -99.99 -99.99 
1991 02 25.70 -99.99 -99.99 
1991 03 36.20 -99.99 -99.99 
1991 08 32.50 -99.99 -99.99 
1991 11 24.70 -99.99 -99.99 
1992 01 20.50 -99.99 -99.99 
1992 02 25.30 -99.99 -99.99 
1992 03 29.50 -99.99 -99.99 
1992 04 31.10 -99.99 -99.99 
1992 05 30.90 -99.99 -99.99 
1992 08 32.09 -99.99 -99.99 
1992 09 30.10 -99.99 -99.99 
1992 10 27.10 -99.99 -99.99 
1992 11 25.90 -99.99 -99.99 
1993 01 25.90 -99.99 -99.99 
1993 02 27.60 -99.99 -99.99 
1993 05 33.40 -99.99 -99.99 
1993 07 30.60 -99.99 -99.99 
1998 07 33.59  18.29  25.95 
1998 08 32.09  19.00  25.55 
1998 09 30.40  20.00  25.20 
1998 10 26.40  17.29  21.84 
1998 12 24.30  11.20  17.75 
1999 01 26.10   7.40  16.75 
1999 02 28.10   3.00  15.55 
1999 03 32.00  14.90  23.45 
1999 04 34.70  16.79  25.75 
1999 05 36.70  19.10  27.90 
1999 06 33.50  20.40  26.95 
1999 07 29.40  18.70  24.05 
1999 08 32.00  18.29  25.15 
1999 09 29.80  17.90  23.84 
1999 10 27.60  13.80  20.70 
1999 11 26.00  10.50  18.25 
1999 12 23.90   8.89  16.40 
2000 01 27.50   8.89  18.20 
2000 02 30.40  11.60  21.00 
2000 03 34.00  15.00  24.50 
2000 04 35.00  16.29  25.65 
2000 05 35.90  18.79  27.35 
2000 06 31.50  19.20  25.35 
2000 08 31.50  18.29  24.90 
2000 09 31.60  17.50  24.55 
2000 10 27.40  16.10  21.75 
2000 11 26.80  14.20  20.50 
2000 12 23.70   9.89  16.79 
2001 01 23.10   9.70  16.40 
2001 02 25.70  12.10  18.90 
2001 03 31.00  13.80  22.40 
2001 04 33.09  16.29  24.70 
2001 05 34.20  17.70  25.95 
2001 06 33.90  19.10  26.50 
2001 07 33.20  19.10  26.15 
2001 08 30.70  18.60  24.65 
2001 09 29.60  17.79  23.70 
2001 10 28.50  14.80  21.65 
2001 12 23.50   9.70  16.60 
2002 04 30.80  12.00  21.40 
2002 07 28.60  19.50  24.05 
2002 08 33.20  18.20  25.70 
2002 09 30.10  18.50  24.30 
2002 10 29.60  18.20  23.90 
2002 12 23.00   9.89  16.45 
2003 01 21.50   7.90  14.70 
2003 02 28.80  12.20  20.50 
2003 03 32.40  14.40  23.40 
2003 04 34.90  16.60  25.75 
2003 05 36.50  20.50  28.50 
2003 07 30.10  16.90  23.50 
2003 09 30.80  19.50  25.15 
2003 12 24.40   6.10  15.25 
2004 01 22.90  10.50  16.70 
2004 02 26.70   9.00  17.85 
2004 03 30.70  16.50  23.60 
2004 06 31.20  19.60  25.40 
2004 07 31.80  18.60  25.20 
2004 09 30.60  12.20  21.40 
