1971 07 99.99 -99.99  24.40 
1971 08 99.99 -99.99  23.90 
1971 09 99.99 -99.99  24.20 
1971 10 99.99 -99.99  25.90 
1971 11 99.99 -99.99  26.70 
1971 12 99.99 -99.99  24.80 
1972 01 99.99 -99.99  26.80 
1972 02 99.99 -99.99  28.50 
1972 03 99.99 -99.99  28.80 
1972 04 99.99 -99.99  29.10 
1972 05 99.99 -99.99  26.30 
1972 06 99.99 -99.99  25.10 
1972 08 99.99 -99.99  24.60 
1972 09 99.99 -99.99  24.90 
1972 10 99.99 -99.99  25.60 
1972 11 99.99 -99.99  27.10 
1972 12 99.99 -99.99  26.90 
1973 01 99.99 -99.99  27.10 
1973 02 99.99 -99.99  30.20 
1973 03 99.99 -99.99  29.30 
1973 04 99.99 -99.99  28.90 
1973 05 99.99 -99.99  28.10 
1973 06 99.99 -99.99  25.80 
1973 07 99.99 -99.99  25.20 
1973 08 99.99 -99.99  24.30 
1973 09 99.99 -99.99  24.70 
1973 10 99.99 -99.99  26.00 
1973 11 99.99 -99.99  26.50 
1973 12 99.99 -99.99  25.90 
1974 01 99.99 -99.99  25.70 
1974 02 99.99 -99.99  28.60 
1974 03 99.99 -99.99  28.70 
1974 04 99.99 -99.99  27.90 
1974 05 99.99 -99.99  27.70 
1974 06 99.99 -99.99  26.00 
1974 07 99.99 -99.99  24.10 
1974 08 99.99 -99.99  24.20 
1974 09 99.99 -99.99  23.80 
1974 10 99.99 -99.99  25.20 
1974 11 99.99 -99.99  26.30 
1974 12 99.99 -99.99  25.60 
1975 01 99.99 -99.99  25.70 
1975 02 99.99 -99.99  28.50 
1975 03 99.99 -99.99  28.70 
1975 04 99.99 -99.99  27.60 
1975 05 99.99 -99.99  26.80 
1975 06 99.99 -99.99  25.50 
1975 07 99.99 -99.99  23.90 
1975 10 99.99 -99.99  25.60 
1975 11 99.99 -99.99  26.70 
1975 12 99.99 -99.99  26.00 
1976 01 99.99 -99.99  26.30 
1976 02 99.99 -99.99  27.80 
1976 03 99.99 -99.99  28.50 
1976 04 99.99 -99.99  28.30 
1976 05 99.99 -99.99  27.00 
1976 06 99.99 -99.99  25.10 
1976 07 99.99 -99.99  24.50 
1976 08 99.99 -99.99  24.60 
1976 09 99.99 -99.99  24.70 
1976 10 99.99 -99.99  24.40 
1976 11 99.99 -99.99  25.20 
1976 12 99.99 -99.99  25.80 
1977 01 99.99 -99.99  27.20 
1977 02 99.99 -99.99  28.60 
1977 03 99.99 -99.99  29.80 
1977 04 99.99 -99.99  29.20 
1977 05 99.99 -99.99  26.90 
1977 06 99.99 -99.99  25.70 
1977 07 99.99 -99.99  24.80 
1977 08 99.99 -99.99  24.50 
1977 09 99.99 -99.99  24.80 
1977 10 99.99 -99.99  26.10 
1977 11 99.99 -99.99  27.10 
1977 12 99.99 -99.99  26.40 
1978 01 99.99 -99.99  27.70 
1978 02 99.99 -99.99  29.60 
1978 03 99.99 -99.99  28.60 
1978 04 99.99 -99.99  27.10 
1978 05 99.99 -99.99  26.70 
1978 06 99.99 -99.99  25.40 
1978 07 99.99 -99.99  24.30 
1978 08 99.99 -99.99  24.70 
1978 09 99.99 -99.99  24.70 
1978 10 99.99 -99.99  25.70 
1978 11 99.99 -99.99  26.50 
1978 12 99.99 -99.99  26.70 
1979 01 99.99 -99.99  27.60 
1979 02 99.99 -99.99  28.80 
1979 03 99.99 -99.99  28.90 
1979 04 99.99 -99.99  29.40 
1979 05 99.99 -99.99  27.10 
1979 07 99.99 -99.99  24.50 
1979 08 99.99 -99.99  24.80 
1979 09 99.99 -99.99  24.40 
1979 10 99.99 -99.99  25.90 
1979 11 99.99 -99.99  26.80 
1979 12 99.99 -99.99  25.80 
1980 01 99.99 -99.99  27.50 
1980 02 99.99 -99.99  28.90 
1980 03 99.99 -99.99  29.60 
1980 04 99.99 -99.99  28.50 
1980 05 99.99 -99.99  27.00 
1980 06 99.99 -99.99  26.10 
1980 07 99.99 -99.99  24.60 
1980 08 99.99 -99.99  24.40 
1980 09 99.99 -99.99  24.90 
1980 10 99.99 -99.99  25.40 
1980 11 99.99 -99.99  26.00 
1980 12 99.99 -99.99  25.30 
1981 01 99.99 -99.99  26.40 
1981 02 99.99 -99.99  29.30 
1981 03 99.99 -99.99  28.30 
1981 04 99.99 -99.99  28.40 
1981 08 99.99 -99.99  24.50 
1982 02 99.99 -99.99  28.80 
1982 03 99.99 -99.99  24.50 
1982 04 99.99 -99.99  27.70 
1982 05 99.99 -99.99  28.00 
1982 07 99.99 -99.99  24.90 
1982 08 99.99 -99.99  24.20 
1982 09 99.99 -99.99  25.10 
1982 11 99.99 -99.99  26.00 
1982 12 99.99 -99.99  25.90 
1983 02 99.99 -99.99  29.20 
1983 03 99.99 -99.99  30.70 
1983 04 99.99 -99.99  30.00 
1983 05 99.99 -99.99  28.10 
1983 06 99.99 -99.99  26.20 
1983 08 99.99 -99.99  25.30 
1983 09 99.99 -99.99  25.30 
1983 10 99.99 -99.99  27.30 
1983 11 99.99 -99.99  27.10 
1984 02 99.99 -99.99  28.70 
1984 03 99.99 -99.99  29.30 
1984 06 99.99 -99.99  25.90 
1984 07 99.99 -99.99  24.70 
1984 08 99.99 -99.99  25.70 
1984 10 99.99 -99.99  26.20 
1984 11 99.99 -99.99  26.70 
1985 02 99.99 -99.99  29.80 
1985 03 99.99 -99.99  29.80 
1985 09 99.99 -99.99  24.40 
1986 10 99.99 -99.99  25.90 
1987 01 99.99 -99.99  27.70 
1987 11 99.99 -99.99  27.60 
1988 01 99.99 -99.99  26.70 
1988 03 99.99 -99.99  30.00 
1988 04 99.99 -99.99  29.90 
1988 05 99.99 -99.99  29.30 
1988 07 99.99 -99.99  25.00 
1988 11 99.99 -99.99  26.90 
1988 12 99.99 -99.99  25.50 
1989 02 99.99 -99.99  28.20 
1989 07 99.99 -99.99  25.00 
1989 10 99.99 -99.99  26.60 
1989 12 99.99 -99.99  28.70 
1990 01 99.99 -99.99  28.20 
1990 02 99.99 -99.99  29.20 
1990 03 99.99 -99.99  30.00 
1990 04 99.99 -99.99  29.10 
1990 05 99.99 -99.99  28.10 
1990 07 99.99 -99.99  25.90 
1990 09 99.99 -99.99  24.90 
1990 10 99.99 -99.99  25.50 
1991 01 34.80  20.29  27.55 
1991 02 36.50  22.90  29.70 
1991 03 35.59  24.50  30.05 
1991 04 34.00  23.20  28.60 
1991 05 31.30  22.70  27.00 
1991 06 31.20  22.00  26.60 
1991 07 29.00  21.40  25.20 
1991 08 28.70  21.20  24.95 
1991 09 30.10  20.80  25.45 
1991 10 30.80  20.60  25.70 
1991 11 33.40  20.60  27.00 
1991 12 32.90  18.79  25.85 
1992 01 32.50  17.70  25.10 
1992 02 35.70  21.00  28.35 
1992 03 35.80  21.60  28.70 
1992 04 35.00  23.10  29.05 
1992 05 31.90  22.30  27.09 
1992 06 29.90  21.60  25.75 
1992 07 29.30  20.90  25.09 
1992 08 29.40  21.10  25.25 
1992 09 30.20  20.40  25.30 
1992 10 31.90  20.70  26.30 
1992 11 32.30  19.79  26.05 
1992 12 34.20  18.40  26.30 
1993 01 33.40  18.00  25.70 
1993 02 35.90  20.40  28.15 
1993 03 34.40  21.40  27.90 
1993 04 34.20  22.80  28.50 
1993 05 33.20  22.40  27.80 
1993 06 31.60  21.20  26.40 
1993 07 30.00  21.00  25.50 
1993 08 29.60  21.10  25.35 
1993 09 30.40  20.70  25.55 
1993 10 32.20  21.00  26.60 
1993 11 34.00  21.40  27.70 
1993 12 33.30  19.00  26.15 
1994 01 33.70  18.10  25.90 
1994 02 35.20  21.00  28.10 
1994 03 36.40  22.60  29.50 
1994 04 35.30  23.70  29.50 
1994 05 33.80  23.20  28.50 
1994 06 31.40  22.20  26.80 
1994 07 29.80  21.60  25.70 
1994 08 29.10  21.60  25.35 
1994 09 29.70  21.70  25.70 
1994 10 30.50  21.40  25.95 
1994 11 33.59  20.10  26.84 
1994 12 33.09  18.20  25.65 
1995 01 33.50  17.79  25.65 
1995 02 35.80  20.60  28.20 
1995 03 36.09  23.30  29.70 
1995 04 34.30  23.40  28.84 
1995 05 33.00  22.50  27.75 
1995 06 32.20  22.00  27.10 
1995 07 29.80  21.30  25.55 
1995 08 30.20  21.60  25.90 
1995 09 30.70  21.20  25.95 
1995 10 31.70  20.90  26.30 
1995 11 34.00  19.90  26.95 
1995 12 33.59  19.10  26.34 
1996 01 35.40  18.40  26.90 
1996 02 35.80  21.50  28.65 
1996 03 36.50  23.30  29.90 
1996 04 34.50  23.00  28.75 
1996 05 33.70  22.60  28.15 
1996 06 30.90  21.40  26.15 
1996 07 30.30  21.20  25.75 
1996 08 29.00  20.90  24.95 
1996 09 29.60  20.90  25.25 
1996 10 31.00  20.70  25.85 
1996 12 34.50  18.50  26.50 
1997 01 34.80  19.70  27.25 
1997 02 35.70  19.79  27.75 
1997 03 36.59  21.90  29.25 
1997 04 34.50  22.70  28.60 
1997 05 33.80  22.30  28.05 
1997 06 30.40  21.50  25.95 
1997 07 30.40  21.40  25.90 
1997 08 29.70  21.00  25.35 
1997 09 29.40  21.10  25.25 
1997 10 36.70  21.70  29.20 
1997 11 34.30  21.00  27.65 
1997 12 34.30  18.20  26.25 
1998 01 35.00  18.79  26.90 
1998 02 38.00  21.90  29.95 
1998 03 38.50  23.50  31.00 
1998 04 35.00  24.40  29.70 
1998 05 34.20  23.90  29.05 
1998 06 32.40  21.80  27.10 
1998 07 30.70  21.50  26.10 
1998 08 29.50  21.10  25.30 
1998 09 30.90  21.10  26.00 
1998 10 31.50  20.80  26.15 
1998 11 34.09  20.10  27.09 
1999 01 34.90  19.50  27.20 
1999 03 37.00  23.60  30.30 
1999 05 34.40  22.40  28.40 
1999 07 30.30  21.20  25.75 
1999 09 29.60  20.90  25.25 
2000 04 36.59  23.40  30.00 
2000 06 31.20  21.40  26.30 
2001 02 36.20  20.10  28.15 
2001 04 36.09  24.10  30.09 
2001 11 33.70  20.80  27.25 
2002 01 33.80  19.40  26.59 
