1979 01 28.00  22.20  25.10 
1979 02 28.90  22.00  25.45 
1979 03 30.10  22.30  26.20 
1979 04 32.00  24.30  28.15 
1979 05 32.70  24.30  28.50 
1979 06 31.30  24.40  27.84 
1979 07 33.09  24.90  29.00 
1979 08 32.00  24.20  28.10 
1979 09 30.90  23.40  27.15 
1979 10 29.70  23.30  26.50 
1979 11 29.20  23.60  26.40 
1980 01 27.80  21.90  24.84 
1980 02 28.70  21.90  25.30 
1980 03 99.99  23.30 -99.99 
1980 06 99.99  24.70 -99.99 
1980 07 99.99  24.40 -99.99 
1980 08 99.99  23.40 -99.99 
1980 09 99.99  24.10 -99.99 
1980 10 99.99  23.70 -99.99 
1980 11 29.90  23.70  26.80 
1980 12 99.99  22.50 -99.99 
1981 02 99.99  21.60 -99.99 
1981 03 99.99  22.30 -99.99 
1983 01 99.99  22.50 -99.99 
1983 03 30.50  21.30  25.90 
1983 04 99.99  23.10 -99.99 
1983 11 29.50  23.30  26.40 
1983 12 99.99  22.40 -99.99 
1984 01 27.70  21.90  24.80 
1984 05 99.99  23.80 -99.99 
1984 06 31.50 -99.99 -99.99 
1984 08 99.99  25.00 -99.99 
1984 09 99.99  23.00 -99.99 
1984 11 99.99  23.00 -99.99 
1986 06 99.99  24.40 -99.99 
1990 05 33.30 -99.99 -99.99 
1990 08 32.09 -99.99 -99.99 
1991 06 32.70 -99.99 -99.99 
1991 07 99.99  24.30 -99.99 
1991 09 99.99  24.50 -99.99 
1992 03 99.99  22.40 -99.99 
1992 04 32.90 -99.99 -99.99 
1992 06 34.09 -99.99 -99.99 
1992 07 31.70  23.70  27.70 
1992 08 31.80  24.10  27.95 
1992 09 31.90  24.40  28.15 
1992 10 30.10  23.30  26.70 
1992 11 28.70  23.00  25.85 
1992 12 28.50  22.80  25.65 
1993 02 28.10  20.70  24.40 
1993 03 99.99  21.90 -99.99 
1993 04 31.90  22.60  27.25 
1993 05 33.09  24.00  28.55 
1993 06 33.40  24.80  29.10 
1993 07 32.90  24.50  28.70 
1993 08 33.00  24.00  28.50 
1993 09 31.80  24.10  27.95 
1993 10 30.00  23.50  26.75 
1993 11 29.60  23.80  26.70 
1993 12 27.20  23.00  25.10 
1994 01 27.50  22.20  24.85 
1994 02 29.20  22.20  25.70 
1994 03 29.60  23.10  26.35 
1994 04 31.50  24.30  27.90 
1994 05 33.59  24.70  29.15 
1994 06 32.90  24.60  28.75 
1994 07 31.60  25.50  28.55 
1994 08 33.80  24.70  29.25 
1994 09 31.80  24.00  27.90 
1994 10 30.60  23.60  27.10 
1994 11 29.10  23.80  26.45 
1994 12 28.30  23.70  26.00 
1995 01 27.00  22.10  24.55 
1995 02 27.70  21.30  24.50 
1995 03 29.10  22.60  25.85 
1995 04 31.10  23.70  27.40 
1995 05 32.20  24.50  28.35 
1995 06 99.99  25.50 -99.99 
1995 07 99.99  24.90 -99.99 
1995 08 32.00  24.50  28.25 
1995 09 30.90  24.40  27.65 
1995 10 99.99  24.40 -99.99 
1995 11 29.60  24.20  26.90 
1995 12 99.99  22.50 -99.99 
1996 01 27.00  22.20  24.60 
1996 04 99.99  23.70 -99.99 
1996 05 33.40  25.40  29.40 
1996 06 32.09  24.80  28.45 
1996 07 32.30  25.00  28.65 
1996 08 34.00  25.20  29.60 
1996 09 33.30  25.20  29.25 
1996 10 32.09  24.80  28.45 
1996 11 29.90  23.80  26.84 
1996 12 28.10  22.80  25.45 
1997 01 27.70 -99.99 -99.99 
1997 02 99.99  22.90 -99.99 
1997 03 29.60  22.10  25.85 
1997 04 31.80  23.90  27.84 
1997 05 33.09  25.00  29.05 
1997 06 34.59 -99.99 -99.99 
1997 08 33.70  25.60  29.65 
1998 01 99.99  23.10 -99.99 
1998 02 31.10  23.10  27.10 
1998 03 31.70  23.40  27.55 
1998 04 33.40 -99.99 -99.99 
1998 05 33.40 -99.99 -99.99 
1998 06 33.50  25.40  29.45 
1998 07 33.80  25.20  29.50 
1998 08 33.80  25.20  29.50 
1998 09 33.50  25.30  29.40 
1998 10 31.20  24.60  27.90 
1998 11 29.80 -99.99 -99.99 
1998 12 28.50  23.80  26.15 
1999 01 99.99  23.30 -99.99 
1999 02 28.20  22.30  25.25 
1999 03 30.10  23.60  26.85 
1999 04 30.90  24.10  27.50 
1999 06 32.70  24.50  28.60 
1999 07 33.09  25.20  29.15 
1999 08 32.00  24.70  28.35 
1999 09 99.99  24.90 -99.99 
1999 10 99.99  24.30 -99.99 
1999 11 99.99  23.90 -99.99 
2000 02 99.99  22.50 -99.99 
2000 03 29.90  23.90  26.90 
2000 06 33.30  25.00  29.15 
2000 07 99.99  24.70 -99.99 
2000 08 99.99  24.70 -99.99 
2000 09 99.99  24.80 -99.99 
2000 12 99.99  23.80 -99.99 
2001 01 99.99  23.10 -99.99 
2001 02 99.99  23.30 -99.99 
2001 06 99.99  24.50 -99.99 
2001 07 33.80  25.20  29.50 
2001 10 99.99  24.60 -99.99 
2001 11 99.99  24.50 -99.99 
2001 12 99.99  23.10 -99.99 
2002 01 28.30  22.70  25.50 
2002 02 28.70  22.50  25.60 
2002 03 30.10  23.10  26.60 
2002 04 32.20  23.80  28.00 
2002 05 33.80  24.80  29.30 
2002 06 34.59  25.30  29.95 
2002 07 33.40  25.50  29.45 
2002 08 33.30  25.00  29.15 
2002 09 32.90  24.30  28.60 
2002 10 31.80  24.20  28.00 
2002 11 30.00  23.60  26.80 
2002 12 99.99  23.20 -99.99 
2003 01 29.20  22.10  25.65 
2003 02 99.99  22.30 -99.99 
2003 04 33.59  24.00  28.80 
2003 05 32.90  24.80  28.85 
2003 06 99.99  24.20 -99.99 
2003 07 33.30  24.40  28.84 
2003 08 99.99  25.30 -99.99 
2003 09 32.59  24.40  28.50 
2003 10 99.99  24.10 -99.99 
2003 11 99.99  24.20 -99.99 
2003 12 99.99  22.60 -99.99 
2004 01 99.99  21.90 -99.99 
2004 02 28.80  22.50  25.65 
2004 03 31.10  23.50  27.30 
2004 04 99.99  24.20 -99.99 
2004 05 99.99  25.10 -99.99 
2004 06 99.99  24.90 -99.99 
2004 07 99.99  24.10 -99.99 
2004 09 99.99  24.10 -99.99 
2004 10 99.99  23.00 -99.99 
2004 11 99.99  24.10 -99.99 
