1991 01 33.40  19.20  26.30 
1991 02 35.59  19.40  27.50 
1991 03 38.59  22.90  30.75 
1991 04 38.50  24.40  31.45 
1991 05 38.80  25.50  32.15 
1991 06 34.09  23.70  28.90 
1991 07 34.20  23.00  28.60 
1991 08 32.90  22.30  27.60 
1991 09 34.30  22.60  28.45 
1991 10 32.30  21.90  27.09 
1991 11 30.20  20.40  25.30 
1991 12 30.80  19.00  24.90 
1992 01 31.20  16.90  24.05 
1992 02 34.50  20.20  27.35 
1992 03 37.80  19.20  28.50 
1992 04 38.90  24.30  31.60 
1992 05 38.59  24.50  31.55 
1992 06 35.70  23.60  29.65 
1992 07 34.50  22.90  28.70 
1992 08 34.00  22.30  28.15 
1992 09 33.40  21.80  27.60 
1992 10 32.40  21.80  27.10 
1992 11 31.10  21.00  26.05 
1992 12 30.80  18.29  24.55 
1993 01 32.70  16.79  24.75 
1993 02 34.70  19.20  26.95 
1993 03 37.20  22.20  29.70 
1993 04 39.00  24.20  31.60 
1993 05 38.30  24.50  31.40 
1993 06 35.20  22.90  29.05 
1993 07 34.00  22.10  28.05 
1993 08 34.20  22.20  28.20 
1993 09 33.00  22.00  27.50 
1993 10 31.70  21.40  26.55 
1993 11 30.40  20.20  25.30 
1993 12 29.40  18.79  24.09 
1994 01 32.20  18.10  25.15 
1994 02 34.40  20.20  27.30 
1994 03 37.40  21.00  29.20 
1994 04 37.40  23.90  30.65 
1994 05 38.20  23.60  30.90 
1994 06 35.59  22.90  29.25 
1994 07 33.50  21.80  27.65 
1994 08 34.20  22.20  28.20 
1994 09 35.59  22.90  29.25 
1994 10 32.09  22.10  27.09 
1994 11 30.30  20.20  25.25 
1994 12 31.00  18.00  24.50 
1995 01 31.70  19.20  25.45 
1995 02 34.70  19.70  27.20 
1995 03 37.20  20.70  28.95 
1995 04 38.00  23.80  30.90 
1995 05 36.00  23.40  29.70 
1995 06 35.80  23.20  29.50 
1995 07 33.20  22.00  27.60 
1995 08 33.09  22.00  27.55 
1995 09 33.40  21.60  27.50 
1995 10 32.70  21.50  27.10 
1995 11 32.00  20.70  26.35 
1995 12 32.50  18.50  25.50 
1996 01 33.40  19.20  26.30 
1996 02 35.00  20.40  27.70 
1996 03 38.30  21.90  30.09 
1996 04 36.70  24.40  30.55 
1996 05 38.30  25.40  31.84 
1996 06 34.70  24.10  29.40 
1996 07 33.70  23.40  28.55 
1996 08 33.30  23.00  28.15 
1996 09 32.00  22.70  27.35 
1996 10 31.80  22.20  27.00 
1996 11 31.70  21.00  26.35 
1996 12 29.40  18.60  24.00 
1997 01 31.90  19.10  25.50 
1997 02 34.90  19.29  27.10 
1997 03 37.09  21.70  29.40 
1997 04 36.09  23.80  29.95 
1997 05 37.09  24.80  30.95 
1997 06 36.80  24.60  30.70 
1997 07 34.20  23.40  28.80 
1997 08 33.40  23.10  28.25 
1997 09 33.20  22.70  27.95 
1997 10 32.70  22.00  27.35 
1997 11 31.20  22.10  26.65 
1997 12 31.90  21.10  26.50 
1998 01 33.50  19.79  26.65 
1998 02 35.70  21.30  28.50 
1998 03 38.09  22.80  30.45 
1998 04 39.40  25.70  32.55 
1998 05 37.59  25.50  31.55 
1998 06 36.59  24.50  30.55 
1998 07 34.09  23.40  28.75 
1998 08 32.40  23.00  27.70 
1998 09 32.50  22.80  27.65 
1998 10 31.80  22.00  26.90 
1998 11 31.40  21.30  26.34 
1998 12 30.20  19.79  25.00 
1999 01 32.09  18.10  25.09 
1999 02 34.59  20.10  27.34 
1999 03 37.90  22.50  30.20 
1999 04 37.50  23.90  30.70 
1999 05 34.59  23.50  29.05 
1999 06 34.00  23.10  28.55 
1999 07 34.40  23.40  28.90 
1999 08 33.59  23.10  28.34 
1999 09 35.09  23.00  29.05 
1999 11 31.70  20.70  26.20 
1999 12 30.40  19.20  24.80 
2000 01 31.90  19.40  25.65 
2000 02 34.30  21.70  28.00 
2000 03 36.80  22.30  29.55 
2000 04 37.80  24.70  31.25 
2000 05 37.20  25.70  31.45 
2000 06 33.50  24.30  28.90 
2000 07 34.70  24.20  29.45 
2000 08 31.70  23.10  27.40 
2000 09 31.90  23.20  27.55 
2000 10 31.80  22.60  27.20 
2000 11 31.10  22.00  26.55 
2000 12 29.90  19.20  24.55 
