1974 08 99.99  17.00 -99.99 
1974 09 99.99  16.90 -99.99 
1977 03 30.20 -99.99 -99.99 
1977 04 28.50  18.29  23.40 
1977 07 24.30  15.60  19.95 
1977 08 99.99  15.40 -99.99 
1977 09 99.99  17.29 -99.99 
1977 10 99.99  18.00 -99.99 
1977 11 99.99  20.10 -99.99 
1977 12 28.60  19.60  24.10 
1978 01 99.99  19.50 -99.99 
1978 02 99.99  19.60 -99.99 
1978 03 99.99  19.50 -99.99 
1978 05 99.99  17.60 -99.99 
1978 06 99.99  15.20 -99.99 
1978 07 25.30  16.60  20.95 
1978 08 25.40  14.50  19.95 
1978 09 99.99  16.70 -99.99 
1978 11 27.90 -99.99 -99.99 
1978 12 99.99  19.10 -99.99 
1979 01 26.90  19.90  23.40 
1979 03 99.99  19.50 -99.99 
1979 04 99.99  18.00 -99.99 
1979 05 99.99  16.00 -99.99 
1979 07 24.30 -99.99 -99.99 
1979 08 25.80 -99.99 -99.99 
1979 09 26.30  16.79  21.55 
1979 10 27.70 -99.99 -99.99 
1979 11 27.30  19.20  23.25 
1980 01 28.80  20.20  24.50 
1980 02 99.99  20.20 -99.99 
1980 03 29.00  18.40  23.70 
1980 04 28.70  18.60  23.65 
1980 05 26.80  17.40  22.09 
1980 06 25.10  16.40  20.75 
1980 07 25.40  14.30  19.85 
1980 08 26.00  15.70  20.85 
1980 09 26.70  17.50  22.10 
1980 10 28.30  17.40  22.84 
1980 11 28.40  19.29  23.84 
1980 12 28.40  20.20  24.30 
1981 01 29.90  19.79  24.84 
1981 02 99.99  19.20 -99.99 
1981 03 99.99  20.29 -99.99 
1981 04 99.99  18.00 -99.99 
1981 05 99.99  16.90 -99.99 
1981 07 99.99  14.30 -99.99 
1981 08 99.99  15.30 -99.99 
1981 09 27.20  16.50  21.85 
1981 10 27.00  18.90  22.95 
1981 11 99.99  19.29 -99.99 
1982 01 27.80  19.79  23.80 
1982 02 28.60  19.29  23.95 
1982 03 30.20  20.10  25.15 
1982 04 26.20  18.50  22.35 
1982 05 24.70  16.40  20.55 
1982 06 25.90  15.10  20.50 
1982 07 25.50  15.60  20.55 
1982 08 25.90  16.40  21.15 
1982 09 26.70  17.10  21.90 
1982 10 29.10  19.00  24.05 
1982 11 31.50  19.40  25.45 
1982 12 30.50  20.20  25.35 
1983 01 29.50 -99.99 -99.99 
1983 02 28.60  20.29  24.45 
1983 03 29.70  20.50  25.10 
1983 04 28.10  19.20  23.65 
1983 05 27.60  18.79  23.20 
1983 06 26.50  16.20  21.35 
1983 07 26.90  16.20  21.55 
1983 08 26.50  15.30  20.90 
1983 09 28.80  18.00  23.40 
1983 10 99.99  18.70 -99.99 
1983 11 99.99  19.90 -99.99 
1983 12 99.99  19.50 -99.99 
1984 01 99.99  19.29 -99.99 
1984 02 99.99  20.80 -99.99 
1984 03 99.99  20.60 -99.99 
1984 04 27.30  19.40  23.34 
1984 05 27.50  17.29  22.40 
1984 06 26.80  14.60  20.70 
1984 07 25.10  15.90  20.50 
1984 08 25.90  16.29  21.09 
1984 09 26.80  17.79  22.30 
1984 10 27.60  18.60  23.10 
1984 11 29.60  19.10  24.35 
1984 12 29.70  20.70  25.20 
1985 01 27.90  21.00  24.45 
1985 02 30.20  19.29  24.75 
1985 03 29.90  20.50  25.20 
1985 04 27.40  18.60  23.00 
1985 05 27.00  17.70  22.35 
1985 06 26.20  13.30  19.75 
1985 07 24.90  14.60  19.75 
1985 08 99.99  14.60 -99.99 
1985 09 99.99  15.40 -99.99 
1985 10 99.99  17.40 -99.99 
1985 11 27.10  17.40  22.25 
1985 12 26.80  18.00  22.40 
1986 01 99.99  17.70 -99.99 
1986 02 30.70  18.29  24.50 
1986 03 30.70  18.40  24.55 
1986 04 99.99  17.50 -99.99 
1986 05 99.99  15.80 -99.99 
1986 06 99.99  13.30 -99.99 
1986 07 99.99  12.90 -99.99 
1986 08 99.99  14.80 -99.99 
1986 09 99.99  14.70 -99.99 
1986 12 99.99  19.10 -99.99 
1987 04 99.99  19.20 -99.99 
1987 05 99.99  17.50 -99.99 
1987 07 99.99  15.70 -99.99 
1987 08 99.99  16.40 -99.99 
1987 09 99.99  18.40 -99.99 
1987 10 99.99  20.00 -99.99 
1987 11 99.99  19.70 -99.99 
1987 12 28.30 -99.99 -99.99 
1988 01 30.70  19.70  25.20 
1988 02 32.20  20.40  26.30 
1988 03 99.99  19.10 -99.99 
1988 04 99.99  19.10 -99.99 
1988 05 99.99  17.70 -99.99 
1988 06 99.99  14.10 -99.99 
1988 08 99.99  14.10 -99.99 
1988 09 99.99  15.70 -99.99 
1988 10 99.99  17.00 -99.99 
1988 11 99.99  16.90 -99.99 
1988 12 99.99  17.60 -99.99 
1989 01 99.99  17.70 -99.99 
1989 02 99.99  17.20 -99.99 
1989 03 99.99  18.00 -99.99 
1989 04 30.10  16.79  23.45 
1989 05 26.10  15.20  20.65 
1989 06 99.99  14.40 -99.99 
1989 07 99.99  12.40 -99.99 
1989 08 99.99  13.40 -99.99 
1989 09 29.60  15.00  22.30 
1989 11 99.99  16.70 -99.99 
1990 01 99.99  17.00 -99.99 
1990 03 99.99  17.29 -99.99 
1990 05 27.50  17.79  22.65 
1990 06 25.70  15.40  20.55 
1990 07 99.99  15.40 -99.99 
1990 08 24.00  16.10  20.04 
1990 09 99.99  16.90 -99.99 
1990 10 99.99  18.10 -99.99 
1990 12 99.99  19.10 -99.99 
1991 01 99.99  20.10 -99.99 
1991 02 99.99  19.20 -99.99 
1991 04 99.99  19.40 -99.99 
1991 05 99.99  16.70 -99.99 
1991 06 99.99  15.80 -99.99 
1991 07 99.99  14.10 -99.99 
1991 08 99.99  14.00 -99.99 
1991 09 99.99  15.80 -99.99 
1991 10 99.99  17.20 -99.99 
1991 12 99.99  19.40 -99.99 
1992 01 99.99  19.79 -99.99 
1992 02 99.99  18.29 -99.99 
1992 03 99.99  18.70 -99.99 
1992 04 99.99  19.29 -99.99 
1992 05 99.99  17.70 -99.99 
1992 07 99.99  14.60 -99.99 
1992 08 99.99  15.60 -99.99 
1992 09 99.99  16.70 -99.99 
1992 10 99.99  17.40 -99.99 
1992 12 99.99  17.60 -99.99 
1993 02 99.99  17.29 -99.99 
1993 03 99.99  16.50 -99.99 
1993 04 99.99  17.20 -99.99 
1993 06 99.99  12.80 -99.99 
1993 08 99.99  12.70 -99.99 
1993 12 99.99  17.00 -99.99 
1994 03 99.99  17.50 -99.99 
1994 05 99.99  15.60 -99.99 
1994 07 99.99  12.70 -99.99 
1994 08 99.99  10.00 -99.99 
1994 09 99.99  13.40 -99.99 
1994 11 99.99  16.10 -99.99 
1994 12 99.99  17.60 -99.99 
1995 02 99.99  19.00 -99.99 
1995 05 99.99  18.40 -99.99 
1995 06 99.99  14.70 -99.99 
1995 09 99.99  17.20 -99.99 
1995 12 99.99  19.90 -99.99 
1996 04 99.99  18.79 -99.99 
1996 08 99.99  15.80 -99.99 
1996 09 99.99  18.00 -99.99 
1996 10 99.99  19.50 -99.99 
1996 11 99.99  19.90 -99.99 
1996 12 99.99  20.70 -99.99 
1997 02 99.99  19.90 -99.99 
1997 03 99.99  19.70 -99.99 
1997 04 99.99  18.60 -99.99 
1997 05 99.99  16.29 -99.99 
1997 06 99.99  14.70 -99.99 
1997 09 99.99  18.70 -99.99 
1997 11 99.99  20.60 -99.99 
1997 12 31.00  21.10  26.05 
1998 02 99.99  21.70 -99.99 
1998 03 99.99  21.30 -99.99 
1998 04 99.99  20.29 -99.99 
1998 05 99.99  18.10 -99.99 
1998 06 99.99  16.40 -99.99 
1998 07 99.99  15.50 -99.99 
1998 08 99.99  17.50 -99.99 
1998 10 99.99  19.60 -99.99 
1998 12 99.99  20.20 -99.99 
1999 02 99.99  20.50 -99.99 
1999 03 99.99  19.60 -99.99 
1999 04 99.99  19.20 -99.99 
1999 05 99.99  16.20 -99.99 
1999 06 99.99  16.00 -99.99 
1999 07 99.99  15.80 -99.99 
1999 08 25.40  14.60  20.00 
1999 09 99.99  16.79 -99.99 
1999 10 99.99  17.90 -99.99 
1999 11 99.99  19.10 -99.99 
1999 12 29.70  20.00  24.85 
2000 01 30.10  20.00  25.05 
2000 02 31.10  20.29  25.70 
2000 03 29.30  19.60  24.45 
2000 04 28.20  19.00  23.60 
2000 05 27.40  17.29  22.34 
2000 06 26.40  15.20  20.80 
2000 07 25.60  15.40  20.50 
2000 08 26.30  15.30  20.80 
2000 09 27.00  17.40  22.20 
2000 10 30.60  18.79  24.70 
2000 11 28.80  19.90  24.34 
2000 12 28.50  20.29  24.40 
2001 01 29.80  19.40  24.59 
2001 02 33.00  20.40  26.70 
2001 03 30.50  20.60  25.55 
2001 04 29.70  18.70  24.20 
2001 05 29.10  18.79  23.95 
2001 06 25.80  16.70  21.25 
2001 07 26.60  16.20  21.40 
2001 08 25.60  15.80  20.70 
2001 09 27.40  17.50  22.45 
2001 10 27.30  18.60  22.95 
2001 11 29.70  20.20  24.95 
2001 12 29.40  20.60  25.00 
2002 01 29.20  20.20  24.70 
2002 02 30.50  20.10  25.30 
2002 03 30.00  20.10  25.05 
2002 04 29.40  19.40  24.40 
2002 05 27.90  17.40  22.65 
2002 06 25.80  16.70  21.25 
2002 07 26.10  16.29  21.20 
2002 08 27.00  16.40  21.70 
2002 09 27.30  18.10  22.70 
2002 10 31.00  18.79  24.90 
2002 11 29.70  20.00  24.85 
2002 12 31.60  20.80  26.20 
2003 01 31.00  21.20  26.10 
2003 02 31.80  20.20  26.00 
2003 03 99.99  20.90 -99.99 
2003 04 30.30  19.79  25.05 
2003 05 28.60  18.20  23.40 
2003 06 27.60  14.50  21.05 
2003 07 25.90  14.90  20.40 
2003 08 27.10  16.79  21.95 
2003 09 28.70  17.60  23.15 
2003 10 30.60  18.29  24.45 
2003 11 30.60  20.20  25.40 
2003 12 32.59  21.10  26.84 
2004 01 29.10  20.60  24.85 
2004 02 30.10  20.20  25.15 
2004 03 28.40  19.79  24.09 
2004 04 28.50  19.20  23.85 
2004 05 28.10  18.60  23.35 
2004 06 24.80  16.20  20.50 
2004 07 24.20  15.00  19.60 
2004 08 27.30  15.40  21.34 
2004 09 29.00  16.20  22.60 
2004 10 30.50  18.90  24.70 
2004 11 30.00  19.90  24.95 
2004 12 30.50  20.00  25.25 
