1973 12 99.99 -99.99  27.30 
1974 01 99.99 -99.99  27.50 
1974 02 99.99 -99.99  26.80 
1974 03 99.99 -99.99  27.10 
1974 04 99.99 -99.99  27.40 
1974 05 99.99 -99.99  26.20 
1974 06 99.99 -99.99  25.10 
1974 07 99.99 -99.99  24.30 
1974 08 99.99 -99.99  24.10 
1974 09 99.99 -99.99  24.50 
1974 10 99.99 -99.99  26.10 
1974 11 99.99 -99.99  27.30 
1974 12 99.99 -99.99  27.60 
1975 01 99.99 -99.99  27.40 
1975 02 99.99 -99.99  27.50 
1975 03 99.99 -99.99  28.00 
1975 04 99.99 -99.99  28.40 
1975 05 99.99 -99.99  26.90 
1975 06 99.99 -99.99  25.70 
1975 07 99.99 -99.99  24.20 
1975 08 99.99 -99.99  24.30 
1975 09 99.99 -99.99  24.80 
1975 11 99.99 -99.99  26.90 
1975 12 99.99 -99.99  27.80 
1976 01 99.99 -99.99  27.30 
1976 02 99.99 -99.99  27.00 
1976 03 99.99 -99.99  27.80 
1976 06 99.99 -99.99  25.60 
1976 07 99.99 -99.99  24.20 
1976 08 99.99 -99.99  23.60 
1976 09 99.99 -99.99  24.70 
1976 10 99.99 -99.99  25.90 
1976 11 99.99 -99.99  27.50 
1976 12 99.99 -99.99  28.00 
1977 01 99.99 -99.99  28.20 
1977 04 99.99 -99.99  27.60 
1977 05 99.99 -99.99  26.60 
1977 06 99.99 -99.99  25.20 
1977 07 99.99 -99.99  24.70 
1977 08 99.99 -99.99  24.60 
1977 09 99.99 -99.99  25.50 
1977 10 99.99 -99.99  27.10 
1977 11 99.99 -99.99  27.40 
1977 12 99.99 -99.99  28.50 
1978 01 99.99 -99.99  28.40 
1978 02 99.99 -99.99  28.20 
1978 03 99.99 -99.99  28.00 
1978 04 99.99 -99.99  27.80 
1978 05 99.99 -99.99  26.50 
1978 06 99.99 -99.99  25.30 
1978 07 99.99 -99.99  24.10 
1978 08 99.99 -99.99  24.90 
1978 09 99.99 -99.99  25.40 
1978 10 99.99 -99.99  26.90 
1978 11 99.99 -99.99  27.60 
1978 12 99.99 -99.99  26.80 
1979 01 99.99 -99.99  27.70 
1979 02 99.99 -99.99  27.70 
1979 03 99.99 -99.99  28.70 
1979 04 99.99 -99.99  27.90 
1979 05 99.99 -99.99  26.90 
1979 06 99.99 -99.99  25.20 
1979 07 99.99 -99.99  24.00 
1979 08 99.99 -99.99  24.50 
1979 09 99.99 -99.99  25.30 
1979 10 99.99 -99.99  26.70 
1979 11 99.99 -99.99  27.40 
1979 12 99.99 -99.99  27.90 
1980 01 99.99 -99.99  28.20 
1980 02 99.99 -99.99  28.00 
1980 03 99.99 -99.99  28.00 
1980 05 99.99 -99.99  26.60 
1980 06 99.99 -99.99  24.70 
1980 07 99.99 -99.99  24.30 
1980 08 99.99 -99.99  24.50 
1980 10 99.99 -99.99  26.40 
1980 11 99.99 -99.99  27.90 
1980 12 99.99 -99.99  28.60 
1981 01 99.99 -99.99  28.60 
1981 02 99.99 -99.99  28.60 
1981 03 99.99 -99.99  28.40 
1981 04 99.99 -99.99  27.60 
1981 08 99.99 -99.99  24.10 
1981 09 99.99 -99.99  25.00 
1981 10 99.99 -99.99  25.60 
1981 11 99.99 -99.99  27.40 
1981 12 99.99 -99.99  27.60 
1982 01 99.99 -99.99  27.80 
1982 02 99.99 -99.99  27.80 
1982 03 99.99 -99.99  27.90 
1982 05 99.99 -99.99  26.30 
1982 06 99.99 -99.99  25.60 
1982 07 99.99 -99.99  25.20 
1982 08 99.99 -99.99  25.00 
1982 09 99.99 -99.99  25.00 
1982 10 99.99 -99.99  26.30 
1982 11 99.99 -99.99  27.10 
1982 12 99.99 -99.99  27.70 
1983 01 99.99 -99.99  27.90 
1983 02 99.99 -99.99  28.30 
1983 03 99.99 -99.99  28.90 
1983 04 99.99 -99.99  28.70 
1983 05 99.99 -99.99  27.50 
1983 06 99.99 -99.99  26.50 
1983 07 99.99 -99.99  25.40 
1983 08 99.99 -99.99  24.60 
1983 09 99.99 -99.99  25.20 
1983 10 99.99 -99.99  26.00 
1983 11 99.99 -99.99  27.50 
1983 12 99.99 -99.99  28.10 
1984 01 99.99 -99.99  27.30 
1984 02 99.99 -99.99  27.30 
1984 03 99.99 -99.99  27.90 
1984 04 99.99 -99.99  28.00 
1984 05 99.99 -99.99  26.40 
1984 06 99.99 -99.99  25.10 
1984 07 99.99 -99.99  24.30 
1984 08 99.99 -99.99  24.10 
1984 09 99.99 -99.99  24.60 
1984 10 99.99 -99.99  26.10 
1984 11 99.99 -99.99  27.10 
1984 12 99.99 -99.99  27.60 
1985 01 99.99 -99.99  28.50 
1985 02 99.99 -99.99  28.20 
1985 03 99.99 -99.99  27.90 
1985 04 99.99 -99.99  27.40 
1985 05 99.99 -99.99  26.40 
1985 06 99.99 -99.99  24.80 
1985 07 99.99 -99.99  24.40 
1985 08 99.99 -99.99  24.90 
1985 09 99.99 -99.99  25.40 
1985 10 99.99 -99.99  26.10 
1985 11 99.99 -99.99  26.90 
1985 12 99.99 -99.99  27.40 
1986 01 99.99 -99.99  27.60 
1986 02 99.99 -99.99  27.80 
1986 03 99.99 -99.99  28.40 
1986 04 99.99 -99.99  28.30 
1986 05 99.99 -99.99  26.50 
1986 06 99.99 -99.99  24.90 
1986 07 99.99 -99.99  23.90 
1986 08 99.99 -99.99  24.00 
1986 09 99.99 -99.99  24.90 
1986 10 99.99 -99.99  26.00 
1986 11 99.99 -99.99  27.60 
1986 12 99.99 -99.99  28.20 
1987 01 99.99 -99.99  27.70 
1987 02 99.99 -99.99  28.30 
1987 03 99.99 -99.99  28.70 
1987 04 99.99 -99.99  28.10 
1987 05 99.99 -99.99  27.30 
1987 06 99.99 -99.99  24.80 
1987 07 99.99 -99.99  24.20 
1987 08 99.99 -99.99  24.70 
1987 09 99.99 -99.99  25.80 
1987 10 99.99 -99.99  26.00 
1987 11 99.99 -99.99  27.50 
1987 12 99.99 -99.99  29.00 
1988 01 99.99 -99.99  28.90 
1988 02 99.99 -99.99  28.60 
1988 03 99.99 -99.99  28.60 
1988 04 99.99 -99.99  28.70 
1988 05 99.99 -99.99  27.30 
1988 06 99.99 -99.99  26.10 
1988 07 99.99 -99.99  25.40 
1988 08 99.99 -99.99  25.00 
1988 09 99.99 -99.99  25.30 
1988 10 99.99 -99.99  26.80 
1988 11 99.99 -99.99  27.30 
1989 01 99.99 -99.99  27.20 
1989 03 99.99 -99.99  27.80 
1989 04 99.99 -99.99  28.00 
1989 05 99.99 -99.99  26.90 
1989 06 99.99 -99.99  25.10 
1989 07 99.99 -99.99  24.90 
1989 08 99.99 -99.99  24.90 
1989 09 99.99 -99.99  25.30 
1989 10 99.99 -99.99  26.20 
1989 11 99.99 -99.99  27.70 
1989 12 99.99 -99.99  27.50 
1990 01 99.99 -99.99  28.50 
1990 02 99.99 -99.99  29.00 
1990 03 99.99 -99.99  28.60 
1990 04 99.99 -99.99  28.60 
1990 05 99.99 -99.99  27.50 
1990 06 99.99 -99.99  26.00 
1990 07 99.99 -99.99  24.70 
1990 08 99.99 -99.99  24.90 
1990 09 99.99 -99.99  25.00 
1990 10 99.99 -99.99  26.50 
1995 01 30.70  25.20  27.95 
1995 02 31.00  25.70  28.35 
1995 03 31.10  25.90  28.50 
1995 04 30.70  26.30  28.50 
1995 05 29.50  25.00  27.25 
1995 06 27.60  23.00  25.30 
1995 07 27.70  23.00  25.35 
1995 08 28.20  23.10  25.65 
1995 09 28.80  23.20  26.00 
1995 10 30.10  24.10  27.10 
1995 11 31.10  24.40  27.75 
1995 12 31.20  25.50  28.35 
1996 01 30.70  25.50  28.10 
1996 02 30.60  24.90  27.75 
1996 03 31.20  25.00  28.10 
1996 04 30.70  26.00  28.35 
1996 05 29.50  25.00  27.25 
1996 06 28.30  23.90  26.09 
1996 07 27.50  22.30  24.90 
1996 08 27.60  21.30  24.45 
1996 09 28.70  22.60  25.65 
1996 10 29.70  22.90  26.30 
1996 11 31.40  24.60  28.00 
1996 12 31.30  24.70  28.00 
1997 01 30.40  24.80  27.59 
1997 02 29.50  24.70  27.10 
1997 03 31.80  25.70  28.75 
1997 04 30.90  25.90  28.40 
1997 05 28.80  24.20  26.50 
1997 06 28.80  23.20  26.00 
1997 07 27.60  23.40  25.50 
1997 08 27.90  22.50  25.20 
1997 09 29.00  23.30  26.15 
1997 10 29.80  24.00  26.90 
1997 11 31.40  25.40  28.40 
1997 12 32.20  26.30  29.25 
1998 01 32.30  26.70  29.50 
1998 02 30.90  25.80  28.34 
1998 03 32.20  26.80  29.50 
1998 04 31.60  27.00  29.30 
1998 05 30.00  25.30  27.65 
1998 06 28.30  23.60  25.95 
1998 07 28.10  23.40  25.75 
1998 08 28.00  23.00  25.50 
1998 09 28.60  22.90  25.75 
1998 10 29.80  23.90  26.84 
2006 09 99.99 -99.99  25.30 
2006 10 99.99 -99.99  26.60 
2006 11 99.99 -99.99  28.00 
2006 12 99.99 -99.99  29.00 
2007 01 99.99 -99.99  28.40 
2007 02 99.99 -99.99  28.40 
2007 03 99.99 -99.99  29.10 
2007 04 99.99 -99.99  28.50 
2007 05 99.99 -99.99  27.50 
2007 06 99.99 -99.99  25.90 
2007 07 99.99 -99.99  25.20 
2007 09 99.99 -99.99  25.90 
2007 10 99.99 -99.99  26.90 
2007 11 99.99 -99.99  28.50 
2007 12 99.99 -99.99  28.40 
2008 01 99.99 -99.99  28.20 
2008 02 99.99 -99.99  28.40 
2008 03 99.99 -99.99  28.20 
2008 04 99.99 -99.99  27.60 
2008 05 99.99 -99.99  26.30 
2008 06 99.99 -99.99  25.20 
2008 07 99.99 -99.99  24.60 
2008 08 99.99 -99.99  24.60 
2008 09 99.99 -99.99  25.50 
2008 10 99.99 -99.99  27.10 
2008 11 99.99 -99.99  27.90 
2008 12 99.99 -99.99  29.00 
2009 01 99.99 -99.99  28.60 
2009 02 99.99 -99.99  29.00 
2009 03 99.99 -99.99  28.60 
2009 04 99.99 -99.99  28.00 
2009 05 99.99 -99.99  26.90 
2009 06 99.99 -99.99  25.80 
2009 07 99.99 -99.99  24.90 
2009 08 99.99 -99.99  24.80 
2009 09 99.99 -99.99  25.90 
2009 10 99.99 -99.99  27.00 
2009 11 99.99 -99.99  27.80 
2009 12 99.99 -99.99  29.00 
2010 01 99.99 -99.99  29.00 
2010 02 99.99 -99.99  28.30 
2010 03 99.99 -99.99  28.80 
2010 04 99.99 -99.99  29.30 
2010 05 99.99 -99.99  27.90 
2010 06 99.99 -99.99  26.60 
2010 07 99.99 -99.99  25.90 
2010 08 99.99 -99.99  25.10 
2010 09 99.99 -99.99  25.70 
2010 10 99.99 -99.99  27.10 
2010 11 99.99 -99.99  28.40 
2010 12 99.99 -99.99  28.80 
2011 01 99.99 -99.99  28.70 
2011 02 99.99 -99.99  28.30 
2011 03 99.99 -99.99  28.20 
2011 04 99.99 -99.99  28.40 
2011 05 99.99 -99.99  27.30 
2011 06 99.99 -99.99  26.00 
2011 07 99.99 -99.99  24.60 
2011 08 99.99 -99.99  25.00 
2011 09 99.99 -99.99  25.80 
2011 10 99.99 -99.99  26.60 
2011 11 99.99 -99.99  28.50 
2011 12 99.99 -99.99  29.00 
2012 01 99.99 -99.99  27.40 
2012 02 99.99 -99.99  28.70 
2012 03 99.99 -99.99  28.30 
2012 04 99.99 -99.99  27.90 
2012 05 99.99 -99.99  27.00 
2012 06 99.99 -99.99  25.50 
2012 07 99.99 -99.99  25.30 
2012 08 99.99 -99.99  25.10 
2012 09 99.99 -99.99  26.10 
2012 10 99.99 -99.99  26.90 
2012 11 99.99 -99.99  27.90 
2012 12 99.99 -99.99  28.80 
2013 01 99.99 -99.99  28.90 
2013 02 99.99 -99.99  28.00 
2013 03 99.99 -99.99  28.80 
2013 04 99.99 -99.99  28.50 
2013 05 99.99 -99.99  26.90 
2013 06 99.99 -99.99  25.40 
2013 07 99.99 -99.99  24.50 
2013 08 99.99 -99.99  24.80 
2013 09 99.99 -99.99  25.70 
2013 10 99.99 -99.99  26.20 
2013 11 99.99 -99.99  28.10 
