1968 01 31.40  13.90  22.65 
1968 02 33.09  16.79  24.95 
1968 03 36.00  15.80  25.90 
1968 04 34.70  17.10  25.90 
1968 05 34.40  19.70  27.05 
1968 06 34.00  21.30  27.65 
1968 07 31.50  22.80  27.15 
1968 08 32.09  23.30  27.70 
1968 09 30.90  22.00  26.45 
1968 10 33.00  21.90  27.45 
1968 11 33.30  19.90  26.59 
1968 12 32.70  16.40  24.55 
1969 01 34.40  16.29  25.35 
1969 02 36.59  16.20  26.40 
1969 03 37.70  18.29  28.00 
1969 04 39.50  20.10  29.80 
1969 05 37.09  22.20  29.65 
1969 06 34.30  23.50  28.90 
1969 07 30.90  22.80  26.84 
1969 08 30.80  22.60  26.70 
1969 09 31.00  22.10  26.55 
1969 10 31.90  22.10  27.00 
1969 11 33.59  19.29  26.45 
1969 12 32.50  15.50  24.00 
1970 01 34.09  14.00  24.05 
1970 02 35.40  16.20  25.80 
1970 03 37.20  17.10  27.15 
1970 04 38.00  19.29  28.65 
1970 05 34.90  21.10  28.00 
1970 06 34.70  23.00  28.85 
1970 07 31.60  22.50  27.05 
1970 08 29.70  22.80  26.25 
1970 09 31.30  22.50  26.90 
1970 10 33.30  22.90  28.09 
1970 11 32.90  20.80  26.85 
1970 12 32.09  17.10  24.59 
1971 01 34.20  13.10  23.65 
1971 02 35.70  15.20  25.45 
1971 03 36.40  16.40  26.40 
1971 04 37.09  18.70  27.90 
1971 05 36.80  19.20  28.00 
1971 06 33.70  22.30  28.00 
1971 07 31.50  22.50  27.00 
1971 08 30.00  22.30  26.15 
1971 09 31.70  22.00  26.85 
1971 10 33.09  22.10  27.59 
1971 11 33.40  20.10  26.75 
1971 12 33.59  15.40  24.50 
1972 01 33.59  14.90  24.25 
1972 02 35.90  15.60  25.75 
1972 03 37.40  17.10  27.25 
1972 04 36.80  17.60  27.20 
1972 05 36.00  19.90  27.95 
1972 06 33.40  23.30  28.35 
1972 07 32.50  23.30  27.90 
1972 08 31.50  23.20  27.35 
1972 09 32.30  22.80  27.55 
1972 10 33.30  23.20  28.25 
1972 11 34.20  19.70  26.95 
1972 12 33.00  17.00  25.00 
1973 01 35.59  14.10  24.84 
1973 02 36.70  17.29  27.00 
1973 03 38.00  17.50  27.75 
1973 04 38.59  19.20  28.90 
1973 05 34.40  22.20  28.30 
1973 06 34.09  23.80  28.95 
1973 07 32.20  23.70  27.95 
1973 08 30.60  22.70  26.65 
1973 09 32.09  22.90  27.50 
1973 10 33.70  22.80  28.25 
1973 11 34.70  19.40  27.05 
1973 12 33.20  14.70  23.95 
1974 01 34.09  13.80  23.95 
1974 02 36.09  16.00  26.05 
1974 03 36.59  18.60  27.59 
1974 04 37.70  17.20  27.45 
1974 05 35.50  19.79  27.65 
1974 06 34.20  22.90  28.55 
1974 07 30.60  22.60  26.60 
1974 08 30.60  22.80  26.70 
1974 09 31.20  22.10  26.65 
1974 10 33.40  22.10  27.75 
1974 11 33.70  18.29  26.00 
1974 12 32.30  15.80  24.05 
1975 01 33.30  15.80  24.55 
1975 02 36.80  14.70  25.75 
1975 03 36.50  16.20  26.35 
1975 04 38.20  18.79  28.50 
1975 05 35.50  19.10  27.30 
1975 06 33.90  23.00  28.45 
1975 07 30.50  22.80  26.65 
1975 08 30.50  23.10  26.80 
1975 09 30.00  22.20  26.10 
1975 10 32.90  22.60  27.75 
1975 11 33.30  18.10  25.70 
1975 12 33.00  16.60  24.80 
1976 01 31.70  15.60  23.65 
1976 02 34.70  16.60  25.65 
1976 03 36.50  18.29  27.40 
1976 04 36.50  19.40  27.95 
1976 05 35.70  19.60  27.65 
1976 06 33.30  23.20  28.25 
1976 07 30.80  22.60  26.70 
1976 08 30.50  22.50  26.50 
1976 09 31.20  22.70  26.95 
1976 10 32.20  22.50  27.35 
1976 11 32.59  19.90  26.25 
1976 12 30.80  16.79  23.80 
1977 01 33.09  15.90  24.50 
1977 02 36.90  15.00  25.95 
1977 03 38.00  17.70  27.85 
1977 04 37.90  19.50  28.70 
1977 05 35.59  20.20  27.90 
1977 06 33.80  23.50  28.65 
1977 07 31.70  23.80  27.75 
1977 08 31.00  23.20  27.10 
1977 09 31.80  22.80  27.30 
1977 10 33.50  22.70  28.10 
1977 11 34.70  18.60  26.65 
1977 12 33.59  16.90  25.25 
1978 01 34.20  16.70  25.45 
1978 02 35.90  16.60  26.25 
1978 03 37.40  17.20  27.30 
1978 04 36.59  19.20  27.90 
1978 05 36.30  21.60  28.95 
1978 06 32.70  23.40  28.05 
1978 07 30.50  23.20  26.85 
1978 08 30.50  23.00  26.75 
1978 09 31.50  22.60  27.05 
1978 10 32.90  22.60  27.75 
1978 11 32.00  19.60  25.80 
1978 12 31.40  16.00  23.70 
1990 01 31.90  17.50  24.70 
1990 02 36.40  17.50  26.95 
1990 03 37.20  21.00  29.10 
1990 04 37.90  20.20  29.05 
1990 05 36.40  21.30  28.85 
1990 06 34.70  22.80  28.75 
1990 07 32.09  23.60  27.84 
1990 08 31.70  23.20  27.45 
1990 09 32.59  23.30  27.95 
1990 10 33.09  23.50  28.30 
1990 11 33.70  20.80  27.25 
1990 12 32.59  19.00  25.80 
1991 01 32.90  18.40  25.65 
1991 02 35.00  17.79  26.40 
1991 03 37.70  18.79  28.25 
1991 04 37.40  18.70  28.05 
1991 05 34.80  20.20  27.50 
1991 06 34.90  23.60  29.25 
1991 07 31.40  23.40  27.40 
1991 08 30.60  23.50  27.05 
1991 09 32.00  22.80  27.40 
1991 10 32.59  23.10  27.84 
1991 11 33.40  20.50  26.95 
1991 12 32.20  18.90  25.55 
1992 01 32.80  17.90  25.34 
1992 02 34.30  18.79  26.55 
1992 03 37.50  19.60  28.55 
1992 04 38.30  19.70  29.00 
1992 05 35.20  22.30  28.75 
1992 06 34.70  24.20  29.45 
1992 07 31.60  23.30  27.45 
1992 08 30.90  23.60  27.25 
1992 09 31.80  22.90  27.34 
1992 10 34.00  23.00  28.50 
1992 11 33.20  20.80  27.00 
1992 12 33.30  18.20  25.75 
1993 01 33.20  18.00  25.60 
1993 02 35.50  18.50  27.00 
1993 03 36.80  19.20  28.00 
1993 04 37.30  20.10  28.70 
1993 05 36.90  22.80  29.85 
1993 06 34.90  23.80  29.35 
1993 07 32.00  23.60  27.80 
1993 08 31.80  23.20  27.50 
1993 09 32.30  23.10  27.70 
1993 10 33.09  23.00  28.05 
1993 11 32.20  20.90  26.55 
1993 12 32.20  17.50  24.85 
1994 01 32.20  15.80  24.00 
1994 02 36.70  17.50  27.10 
1994 03 38.00  19.29  28.65 
1994 04 37.59  20.00  28.80 
1994 05 36.30  20.90  28.59 
1994 06 33.70  23.50  28.60 
1994 07 31.90  23.70  27.80 
1994 08 31.10  23.50  27.30 
1994 09 31.60  23.60  27.60 
1994 10 32.90  23.10  28.00 
1994 11 34.00  21.70  27.85 
1994 12 32.00  18.70  25.35 
1995 01 33.00  17.00  25.00 
1995 02 35.70  19.00  27.35 
1995 03 36.50  19.50  28.00 
1995 04 37.40  19.79  28.60 
1995 05 36.00  22.10  29.05 
1995 06 35.30  23.80  29.55 
1995 07 32.50  24.00  28.25 
1995 08 31.30  23.80  27.55 
1995 09 32.40  23.60  28.00 
1995 10 34.00  23.70  28.85 
1995 11 35.09  21.80  28.45 
1995 12 31.70  20.00  25.85 
1996 01 34.80  17.50  26.15 
1996 02 36.50  18.40  27.45 
1996 03 36.40  19.50  27.95 
1996 04 37.00  20.00  28.50 
1996 05 37.20  22.40  29.80 
1996 06 35.00  24.30  29.65 
1996 07 32.59  23.80  28.20 
1996 08 32.09  23.40  27.75 
1996 09 32.50  23.60  28.05 
1996 10 33.80  23.20  28.50 
1996 11 33.50  20.40  26.95 
1996 12 33.59  18.29  25.95 
1997 01 34.40  19.20  26.80 
1997 02 37.59  18.50  28.05 
1997 03 36.90  20.40  28.65 
1997 04 37.30  19.79  28.55 
1997 05 36.90  22.90  29.90 
1997 06 33.90  24.10  29.00 
1997 07 32.59  24.00  28.30 
1997 08 32.09  23.70  27.90 
1997 09 32.59  23.20  27.90 
1997 10 33.50  24.00  28.75 
1997 11 30.90  17.70  24.30 
1997 12 33.30  15.10  24.20 
1998 01 34.40  17.70  26.05 
1998 02 38.59  20.20  29.40 
1998 03 39.09  21.30  30.20 
1998 04 38.90  21.80  30.35 
1998 05 37.80  22.40  30.09 
1998 06 35.80  24.20  30.00 
1998 07 32.90  23.90  28.40 
1998 08 32.30  24.10  28.20 
1998 09 32.70  23.50  28.10 
1998 10 34.59  24.10  29.34 
1998 11 34.50  20.10  27.30 
1998 12 32.59  18.90  25.75 
1999 01 32.90  18.50  25.70 
1999 03 38.00  19.29  28.65 
1999 04 37.30  19.90  28.59 
1999 05 36.20  22.30  29.25 
1999 06 35.00  24.10  29.55 
1999 07 32.40  24.00  28.20 
1999 09 32.40  23.40  27.90 
1999 10 32.90  23.10  28.00 
1999 11 33.90  22.30  28.10 
1999 12 33.20  18.20  25.70 
2000 01 33.90  19.00  26.45 
2000 02 35.59  18.40  27.00 
2000 03 38.30  18.70  28.50 
2000 04 37.59  21.20  29.40 
2000 06 34.09  22.90  28.50 
2000 09 32.80  22.50  27.65 
2000 10 33.00  22.80  27.90 
2000 11 33.80  21.30  27.55 
2000 12 33.70  16.70  25.20 
2001 01 35.59  15.50  25.55 
2001 02 37.09  17.60  27.34 
2001 03 38.00  18.70  28.35 
2001 05 32.59  23.20  27.90 
2001 07 32.59  23.20  27.90 
2001 11 33.40  21.40  27.40 
2002 01 43.90  18.10  31.00 
2002 02 37.50  18.40  27.95 
2002 04 38.09 -81.90 -21.90 
2002 06 34.30  24.00  29.15 
2002 07 33.30  23.90  28.59 
2002 08 32.90   2.50  17.70 
2002 09 32.90  23.10  28.00 
2002 10 34.00  23.60  28.80 
2002 11 34.20  20.50  27.35 
2002 12 34.80  18.29  26.55 
2003 01 35.00  17.40  26.20 
2003 02 36.59  18.40  27.50 
2003 04 38.59  20.00  29.30 
2003 08 31.70  23.40  27.55 
2003 09 31.70  23.40  27.55 
2004 02 27.10  21.20  24.15 
2004 03 37.90  19.50  28.70 
2004 04 36.59  20.20  28.40 
2004 06 36.59  23.80  30.20 
2004 07 31.90    . 0  15.95 
