1981 01 32.40  17.50  24.95 
1981 02 35.30  21.30  28.30 
1981 03 36.59  23.50  30.05 
1981 04 35.59  24.50  30.05 
1981 05 33.70  25.10  29.40 
1981 06 32.30  24.60  28.45 
1981 07 31.70  23.90  27.80 
1981 08 31.60  24.20  27.90 
1981 09 32.80  24.00  28.40 
1981 10 32.20  23.70  27.95 
1981 11 31.50  22.20  26.85 
1981 12 30.00  17.60  23.80 
1982 01 32.70  16.90  24.80 
1982 02 35.00  22.00  28.50 
1982 03 36.80  24.20  30.50 
1982 04 35.20  24.10  29.65 
1982 05 35.70  25.10  30.40 
1982 06 32.50  24.40  28.45 
1982 07 31.60  24.30  27.95 
1982 08 30.80  24.00  27.40 
1982 09 30.70  23.70  27.20 
1982 10 33.50  23.20  28.35 
1982 11 33.80  23.40  28.59 
1982 12 30.90  17.79  24.34 
1983 01 32.80  19.20  26.00 
1983 02 36.20  22.40  29.30 
1983 03 38.00  24.00  31.00 
1983 04 39.90  26.30  33.09 
1983 05 36.59  24.80  30.70 
1983 06 32.80  23.70  28.25 
1983 07 33.00  25.10  29.05 
1983 08 31.80  24.70  28.25 
1983 09 32.30  24.40  28.34 
1983 10 30.80  24.10  27.45 
1983 11 31.00  20.80  25.90 
1983 12 31.30  18.79  25.05 
1984 01 32.09  18.10  25.09 
1984 02 34.80  21.20  28.00 
1984 03 36.09  21.80  28.95 
1984 04 36.80  24.00  30.40 
1984 05 34.59  23.80  29.20 
1984 06 32.20  23.60  27.90 
1984 07 32.50  22.70  27.60 
1984 08 31.50  22.50  27.00 
1984 09 32.40  22.30  27.35 
1984 10 31.80  21.40  26.59 
1984 11 33.30  21.20  27.25 
1984 12 33.20  19.50  26.35 
1985 01 34.00  19.29  26.65 
1985 02 35.90  22.80  29.35 
1985 03 37.20  23.80  30.50 
1985 04 35.90  25.10  30.50 
1985 05 34.09  25.00  29.55 
1985 06 31.90  25.10  28.50 
1985 07 31.80  24.40  28.09 
1985 08 32.09  24.50  28.30 
1985 09 32.30  24.30  28.30 
1985 10 32.59  23.90  28.25 
1985 11 32.70  23.20  27.95 
1985 12 32.20  18.90  25.55 
1986 01 32.20  17.70  24.95 
1986 02 35.00  21.00  28.00 
1986 03 36.50  22.50  29.50 
1986 04 36.30  24.80  30.55 
1986 05 33.00  24.90  28.95 
1986 06 33.00  25.20  29.10 
1986 07 32.40  24.40  28.40 
1986 08 32.00  24.70  28.35 
1986 09 32.20  24.70  28.45 
1986 10 32.80  24.60  28.70 
1986 11 32.50  22.10  27.30 
1986 12 32.00  20.10  26.05 
1987 01 33.90  19.60  26.75 
1987 02 35.30  21.90  28.59 
1987 03 37.40  23.70  30.55 
1987 04 38.30  25.20  31.75 
1987 05 36.09  25.50  30.80 
1987 06 33.59  25.40  29.50 
1987 07 32.70  24.80  28.75 
1987 08 32.90  24.50  28.70 
1987 09 32.59  24.40  28.50 
1987 10 34.00  23.90  28.95 
1987 11 33.09  23.50  28.30 
1987 12 30.30  17.20  23.75 
1988 01 34.80  19.20  27.00 
1988 02 35.30  22.60  28.95 
1988 03 36.40  24.40  30.40 
1988 04 36.40  25.30  30.85 
1988 05 33.90  24.80  29.35 
1988 06 32.90  24.70  28.80 
1988 07 32.70  24.50  28.60 
1988 08 32.40  24.10  28.25 
1988 09 33.40  23.90  28.65 
1988 10 31.60  24.00  27.80 
1988 11 30.90  21.20  26.05 
1988 12 31.80  18.70  25.25 
1989 01 34.80  21.70  28.25 
1989 02 35.50  21.40  28.45 
1989 03 36.09  23.20  29.65 
1989 04 37.50  24.90  31.20 
1989 05 35.30  24.90  30.09 
1989 06 33.09  24.20  28.65 
1989 07 32.70  24.30  28.50 
1989 08 32.50  23.80  28.15 
1989 09 32.70  23.70  28.20 
1989 10 33.30  23.10  28.20 
1989 11 32.50  21.80  27.15 
1989 12 32.70  18.50  25.60 
1990 01 34.40  21.20  27.80 
1990 02 36.00  22.40  29.20 
1990 03 36.30  23.90  30.09 
1990 04 38.09  25.40  31.75 
1990 05 35.00  25.30  30.15 
1990 06 33.30  25.30  29.30 
1990 07 32.59  24.40  28.50 
1990 08 32.70  24.40  28.55 
1990 09 32.20  24.40  28.30 
1990 10 31.70  24.30  28.00 
1990 11 32.30  22.50  27.40 
1990 12 32.40  20.00  26.20 
1991 01 34.70  21.10  27.90 
1991 02 35.80  20.70  28.25 
1991 03 37.40  24.50  30.95 
1991 04 37.30  25.10  31.20 
1991 05 35.80  25.30  30.55 
1991 06 33.00  24.60  28.80 
1991 07 32.20  24.50  28.35 
1991 08 31.80  24.60  28.20 
1991 09 32.30  24.80  28.55 
1991 10 32.00  23.80  27.90 
1991 11 32.20  21.20  26.70 
1991 12 32.30  20.29  26.30 
1992 01 31.80  19.50  25.65 
1992 02 34.70  21.30  28.00 
1992 03 37.50  23.10  30.30 
1992 04 39.20  25.20  32.20 
1992 05 36.50  25.30  30.90 
1992 06 33.00  24.90  28.95 
1992 07 32.40  24.20  28.30 
1992 08 31.80  24.20  28.00 
1992 09 32.70  24.40  28.55 
1992 10 31.70  23.60  27.65 
1992 11 31.30  20.90  26.09 
1992 12 32.30  20.40  26.34 
1993 01 32.70  20.00  26.35 
1993 02 34.80  20.29  27.55 
1993 03 35.50  23.70  29.60 
1993 04 35.40  24.60  30.00 
1993 05 35.40  25.00  30.20 
1993 06 33.80  24.80  29.30 
1993 07 33.50  24.70  29.10 
1993 08 31.90  23.80  27.84 
1993 09 32.09  23.90  28.00 
1993 10 32.59  23.10  27.84 
1993 11 32.80  20.80  26.80 
1993 12 31.20  18.79  25.00 
1994 01 35.09  19.70  27.40 
1994 02 36.40  23.20  29.80 
1994 03 35.70  23.10  29.40 
1994 04 37.30  24.30  30.80 
1994 05 34.59  23.90  29.25 
1994 06 32.70  24.10  28.40 
1994 07 32.00  24.40  28.20 
1994 08 32.09  24.20  28.15 
1994 09 32.80  24.40  28.59 
1994 10 32.80  22.40  27.59 
1994 11 33.59  21.90  27.75 
1994 12 34.09  20.70  27.40 
1995 01 34.00  19.40  26.70 
1995 02 35.50  21.40  28.45 
1995 03 37.20  24.10  30.65 
1995 04 37.50  24.70  31.10 
1995 05 34.70  24.80  29.75 
1995 06 33.59  24.80  29.20 
1995 07 32.50  24.30  28.40 
1995 08 32.59  24.50  28.55 
1995 09 32.50  24.90  28.70 
1995 10 32.50  24.50  28.50 
1995 11 32.09  22.50  27.30 
1995 12 31.50  20.29  25.90 
1996 01 34.00  19.79  26.90 
1996 02 33.50  20.70  27.10 
1996 03 36.90  23.30  30.10 
1996 04 36.80  24.70  30.75 
1996 05 34.80  24.40  29.59 
1996 06 34.09  24.90  29.50 
1996 07 32.90  24.60  28.75 
1996 08 32.59  24.40  28.50 
1996 09 31.80  24.30  28.05 
1996 10 32.40  24.40  28.40 
1996 11 32.00  23.20  27.60 
1996 12 31.00  19.29  25.15 
1997 01 32.90  19.20  26.05 
1997 02 34.59  22.40  28.50 
1997 03 36.90  23.10  30.00 
1997 04 35.90  24.10  30.00 
1997 05 36.70  25.10  30.90 
1997 06 35.20  25.30  30.25 
1997 07 32.70  24.70  28.70 
1997 08 32.70  24.60  28.65 
1997 09 33.20  24.40  28.80 
1997 10 33.80  23.80  28.80 
1997 11 33.90  22.80  28.35 
1997 12 33.90  21.20  27.55 
1998 01 35.40  22.00  28.70 
1998 03 38.30  24.60  31.45 
1998 04 38.80  25.70  32.25 
1998 05 36.59  25.40  31.00 
1998 06 34.90  25.30  30.10 
1998 07 33.70  25.10  29.40 
1998 08 33.09  24.90  29.00 
1998 09 32.90  24.80  28.85 
1998 10 33.09  24.30  28.70 
1998 11 31.90  23.00  27.45 
1998 12 31.70  20.90  26.30 
1999 01 32.90  21.00  26.95 
1999 02 34.50  22.30  28.40 
1999 03 36.40  24.40  30.40 
1999 04 34.70  24.90  29.80 
1999 05 33.09  24.90  29.00 
1999 06 32.59  24.80  28.70 
1999 07 32.90  24.80  28.85 
1999 08 32.70  24.30  28.50 
1999 09 32.80  24.00  28.40 
1999 10 32.80  23.40  28.09 
1999 11 31.60  22.30  26.95 
1999 12 28.40  18.50  23.45 
2000 01 33.30  21.30  27.30 
2000 02 34.00  20.70  27.35 
2000 03 36.30  23.60  29.95 
2000 04 34.90  24.50  29.70 
2000 05 34.20  24.90  29.55 
2000 06 32.70  24.70  28.70 
2000 07 31.90  24.40  28.15 
2000 08 32.59  24.60  28.59 
2000 09 31.80  24.20  28.00 
2000 10 32.59  24.50  28.55 
2000 11 31.90  21.00  26.45 
2000 12 32.50  21.90  27.20 
