1956 08 99.99 -99.99  24.50 
1956 09 99.99 -99.99  25.20 
1956 10 99.99 -99.99  25.40 
1956 11 99.99 -99.99  25.70 
1956 12 99.99 -99.99  25.30 
1957 01 99.99 -99.99  24.70 
1957 02 99.99 -99.99  26.00 
1957 03 99.99 -99.99  25.80 
1957 04 99.99 -99.99  26.30 
1957 05 99.99 -99.99  26.40 
1957 06 99.99 -99.99  25.40 
1957 07 99.99 -99.99  24.80 
1957 08 99.99 -99.99  24.50 
1957 09 99.99 -99.99  25.50 
1957 10 99.99 -99.99  25.20 
1957 11 99.99 -99.99  25.80 
1957 12 99.99 -99.99  25.50 
1958 01 99.99 -99.99  26.10 
1958 02 99.99 -99.99  26.40 
1958 03 99.99 -99.99  26.30 
1958 04 99.99 -99.99  26.30 
1958 05 99.99 -99.99  26.00 
1958 06 99.99 -99.99  24.40 
1958 07 99.99 -99.99  23.40 
1958 08 99.99 -99.99  24.70 
1958 09 99.99 -99.99  25.70 
1958 10 99.99 -99.99  25.50 
1958 11 99.99 -99.99  25.80 
1958 12 99.99 -99.99  25.60 
1959 01 99.99 -99.99  25.80 
1959 02 99.99 -99.99  26.10 
1959 03 99.99 -99.99  27.00 
1959 04 99.99 -99.99  26.20 
1959 05 99.99 -99.99  26.50 
1959 06 99.99 -99.99  25.50 
1959 07 99.99 -99.99  25.10 
1959 08 99.99 -99.99  24.90 
1959 09 99.99 -99.99  25.10 
1959 10 99.99 -99.99  25.80 
1959 11 99.99 -99.99  25.70 
1959 12 99.99 -99.99  25.60 
1960 01 99.99 -99.99  26.00 
1960 02 99.99 -99.99  26.00 
1960 03 99.99 -99.99  26.20 
1960 04 99.99 -99.99  26.30 
1960 05 99.99 -99.99  25.90 
1960 06 99.99 -99.99  25.20 
1960 07 99.99 -99.99  24.50 
1960 08 99.99 -99.99  24.80 
1960 09 99.99 -99.99  24.80 
1960 10 99.99 -99.99  25.70 
1960 11 99.99 -99.99  25.90 
1960 12 99.99 -99.99  25.70 
1961 02 99.99 -99.99  25.60 
1961 03 99.99 -99.99  26.20 
1961 04 99.99 -99.99  26.10 
1961 05 99.99 -99.99  26.50 
1961 07 99.99 -99.99  22.40 
1961 08 99.99 -99.99  24.10 
1961 09 99.99 -99.99  24.30 
1961 10 99.99 -99.99  24.70 
1961 11 99.99 -99.99  24.50 
1961 12 99.99 -99.99  25.30 
1962 01 99.99 -99.99  25.50 
1962 03 99.99 -99.99  25.50 
1962 04 99.99 -99.99  26.30 
1962 05 99.99 -99.99  26.10 
1962 06 99.99 -99.99  24.80 
1962 07 99.99 -99.99  24.80 
1962 08 99.99 -99.99  25.00 
1962 09 99.99 -99.99  24.90 
1962 10 99.99 -99.99  25.50 
1962 11 99.99 -99.99  25.90 
1963 01 99.99 -99.99  24.90 
1963 02 99.99 -99.99  26.00 
1963 03 99.99 -99.99  25.90 
1963 04 99.99 -99.99  25.50 
1963 05 99.99 -99.99  25.80 
1963 06 99.99 -99.99  25.50 
1963 07 99.99 -99.99  24.40 
1963 08 99.99 -99.99  24.60 
1963 09 99.99 -99.99  25.20 
1963 10 99.99 -99.99  25.10 
1963 11 99.99 -99.99  25.00 
1963 12 99.99 -99.99  25.10 
1964 01 99.99 -99.99  25.90 
1964 02 99.99 -99.99  25.80 
1964 03 99.99 -99.99  27.60 
1964 04 99.99 -99.99  24.80 
1964 05 99.99 -99.99  25.90 
1964 06 99.99 -99.99  24.50 
1964 07 99.99 -99.99  23.40 
1964 08 99.99 -99.99  24.60 
1964 09 99.99 -99.99  24.70 
1964 10 99.99 -99.99  24.60 
1964 11 99.99 -99.99  24.90 
1964 12 99.99 -99.99  24.40 
1965 01 99.99 -99.99  25.00 
1965 02 99.99 -99.99  25.50 
1965 03 99.99 -99.99  25.50 
1965 04 99.99 -99.99  25.70 
1965 05 99.99 -99.99  25.70 
1965 06 99.99 -99.99  24.80 
1965 07 99.99 -99.99  23.90 
1965 08 99.99 -99.99  24.20 
1965 09 99.99 -99.99  24.70 
1965 10 99.99 -99.99  20.60 
1965 11 99.99 -99.99  25.00 
1965 12 99.99 -99.99  25.10 
1966 01 99.99 -99.99  25.60 
1966 02 99.99 -99.99  25.30 
1966 03 99.99 -99.99  26.40 
1966 04 99.99 -99.99  26.00 
1966 05 99.99 -99.99  26.00 
1966 06 99.99 -99.99  24.30 
1966 07 99.99 -99.99  24.20 
1966 08 99.99 -99.99  24.70 
1966 09 99.99 -99.99  24.70 
1966 10 99.99 -99.99  25.20 
1966 11 99.99 -99.99  25.10 
1966 12 99.99 -99.99  25.30 
1967 01 99.99 -99.99  25.60 
1967 02 99.99 -99.99  26.00 
1967 03 99.99 -99.99  25.20 
1967 04 99.99 -99.99  26.30 
1967 05 99.99 -99.99  24.50 
1967 06 99.99 -99.99  24.90 
1967 07 99.99 -99.99  23.40 
1967 08 99.99 -99.99  24.30 
1967 09 99.99 -99.99  24.20 
1967 10 99.99 -99.99  25.50 
1967 11 99.99 -99.99  25.30 
1967 12 99.99 -99.99  25.20 
1968 01 99.99 -99.99  24.60 
1968 02 99.99 -99.99  25.50 
1968 03 99.99 -99.99  25.80 
1968 04 99.99 -99.99  26.20 
1968 05 99.99 -99.99  25.30 
1968 06 99.99 -99.99  24.80 
1968 07 99.99 -99.99  24.30 
1968 08 99.99 -99.99  24.50 
1968 09 99.99 -99.99  24.60 
1968 10 99.99 -99.99  24.90 
1968 11 99.99 -99.99  25.20 
1968 12 99.99 -99.99  25.40 
1969 01 99.99 -99.99  25.10 
1969 02 99.99 -99.99  26.40 
1969 03 99.99 -99.99  26.90 
1969 04 99.99 -99.99  26.10 
1969 05 99.99 -99.99  26.10 
1969 06 99.99 -99.99  25.10 
1969 07 99.99 -99.99  24.10 
1969 08 99.99 -99.99  24.70 
1969 09 99.99 -99.99  24.70 
1969 10 99.99 -99.99  25.60 
1969 11 99.99 -99.99  26.20 
1969 12 99.99 -99.99  25.30 
1970 01 99.99 -99.99  25.30 
1970 02 99.99 -99.99  26.30 
1970 03 99.99 -99.99  26.50 
1970 04 99.99 -99.99  26.40 
1970 05 99.99 -99.99  26.10 
1970 06 99.99 -99.99  24.00 
1970 07 99.99 -99.99  23.20 
1970 08 99.99 -99.99  23.70 
1970 09 99.99 -99.99  24.60 
1970 10 99.99 -99.99  25.30 
1970 11 99.99 -99.99  25.10 
1970 12 99.99 -99.99  25.30 
1971 01 99.99 -99.99  25.40 
1971 02 99.99 -99.99  25.90 
1971 03 99.99 -99.99  26.10 
1971 04 99.99 -99.99  25.80 
1971 05 99.99 -99.99  24.80 
1971 06 99.99 -99.99  25.40 
1971 07 99.99 -99.99  24.30 
1971 08 99.99 -99.99  24.10 
1971 09 99.99 -99.99  24.50 
1971 10 99.99 -99.99  25.30 
1971 11 99.99 -99.99  24.90 
1971 12 99.99 -99.99  24.50 
1972 01 99.99 -99.99  25.10 
1972 02 99.99 -99.99  25.70 
1972 03 99.99 -99.99  25.00 
1972 05 99.99 -99.99  26.10 
1972 06 99.99 -99.99  24.80 
1972 07 99.99 -99.99  24.80 
1972 08 99.99 -99.99  24.80 
1972 09 99.99 -99.99  25.40 
1972 10 99.99 -99.99  24.80 
1972 11 99.99 -99.99  25.30 
1972 12 99.99 -99.99  25.60 
1973 01 99.99 -99.99  25.90 
1973 02 99.99 -99.99  27.00 
1974 07 99.99 -99.99  23.70 
1974 12 99.99 -99.99  23.90 
1975 01 99.99 -99.99  24.30 
1976 12 99.99 -99.99  29.60 
1977 01 99.99 -99.99  26.40 
1980 07 99.99 -99.99  23.50 
1980 08 99.99 -99.99  24.00 
1980 09 99.99 -99.99  24.30 
1980 10 99.99 -99.99  23.90 
1982 04 99.99 -99.99  25.20 
1982 05 99.99 -99.99  25.60 
1983 02 99.99 -99.99  26.50 
1983 04 99.99 -99.99  26.50 
1983 06 99.99 -99.99  24.20 
1983 10 99.99 -99.99  24.80 
1983 11 99.99 -99.99  24.40 
1984 01 99.99 -99.99  24.80 
1984 04 99.99 -99.99  25.20 
1987 11 99.99 -99.99  25.00 
1987 12 99.99 -99.99  25.10 
1988 01 99.99 -99.99  25.10 
1988 02 99.99 -99.99  26.40 
1988 03 99.99 -99.99  25.90 
1988 04 99.99 -99.99  25.90 
1988 06 99.99 -99.99  24.60 
1988 09 99.99 -99.99  24.10 
1988 10 99.99 -99.99  24.30 
1988 12 99.99 -99.99  23.80 
1989 03 99.99 -99.99  25.30 
1989 04 99.99 -99.99  26.10 
1989 05 99.99 -99.99  24.40 
1989 12 99.99 -99.99  24.80 
1990 04 99.99 -99.99  26.10 
1992 09 99.99 -99.99  24.20 
1993 01 99.99 -99.99  24.40 
1993 02 99.99 -99.99  24.90 
1993 04 99.99 -99.99  25.20 
1993 05 99.99 -99.99  25.90 
1993 06 99.99 -99.99  24.80 
1993 09 99.99 -99.99  24.10 
1993 10 99.99 -99.99  24.40 
1994 02 99.99 -99.99  25.10 
1994 06 99.99 -99.99  24.60 
1994 07 99.99 -99.99  23.80 
1994 08 99.99 -99.99  24.40 
1994 09 99.99 -99.99  24.20 
1994 10 99.99 -99.99  24.00 
1994 11 99.99 -99.99  24.40 
1994 12 99.99 -99.99  25.20 
1995 01 99.99 -99.99  25.40 
1995 03 99.99 -99.99  25.50 
1995 07 99.99 -99.99  24.30 
1995 08 99.99 -99.99  24.70 
1995 09 99.99 -99.99  24.50 
1995 12 99.99 -99.99  24.70 
1996 01 99.99 -99.99  25.20 
1996 02 99.99 -99.99  25.40 
1996 03 99.99 -99.99  25.60 
1996 04 99.99 -99.99  25.40 
1996 05 99.99 -99.99  24.70 
1996 06 99.99 -99.99  25.50 
1996 07 99.99 -99.99  24.00 
1996 08 99.99 -99.99  24.50 
1996 09 99.99 -99.99  24.10 
2000 12 99.99 -99.99  24.20 
2001 01 99.99 -99.99  24.60 
2002 07 99.99 -99.99  24.40 
2002 08 99.99 -99.99  24.40 
2002 09 99.99 -99.99  24.40 
2002 10 99.99 -99.99  24.30 
2003 01 99.99 -99.99  25.10 
2003 02 99.99 -99.99  25.90 
2003 10 99.99 -99.99  24.00 
2003 12 99.99 -99.99  25.10 
2004 02 99.99 -99.99  25.20 
2004 03 99.99 -99.99  26.10 
2004 11 99.99 -99.99  25.60 
2004 12 99.99 -99.99  25.20 
2005 01 99.99 -99.99  25.30 
2005 02 99.99 -99.99  26.50 
2005 03 99.99 -99.99  26.30 
2005 04 99.99 -99.99  25.60 
2005 06 99.99 -99.99  24.50 
2005 07 99.99 -99.99  23.90 
2005 11 99.99 -99.99  24.70 
2006 01 99.99 -99.99  27.30 
2006 03 99.99 -99.99  24.90 
2006 07 99.99 -99.99  24.50 
2006 10 99.99 -99.99  24.90 
2007 01 99.99 -99.99  25.40 
2007 09 99.99 -99.99  24.60 
2008 01 99.99 -99.99  25.00 
2008 05 99.99 -99.99  25.40 
2010 02 99.99 -99.99  26.60 
2010 04 99.99 -99.99  27.10 
2010 09 99.99 -99.99  25.00 
2010 10 99.99 -99.99  25.20 
2010 12 99.99 -99.99  25.40 
2011 02 99.99 -99.99  25.50 
2011 03 99.99 -99.99  26.40 
2011 05 99.99 -99.99  26.30 
2011 06 99.99 -99.99  25.50 
2011 07 99.99 -99.99  24.80 
2011 08 99.99 -99.99  24.80 
2012 05 99.99 -99.99  25.70 
2012 06 99.99 -99.99  24.90 
2012 07 99.99 -99.99  24.70 
2012 08 99.99 -99.99  24.80 
2012 09 99.99 -99.99  24.30 
2012 12 99.99 -99.99  25.80 
2013 01 99.99 -99.99  26.10 
2013 02 99.99 -99.99  23.50 
2013 03 99.99 -99.99  25.80 
2013 04 99.99 -99.99  26.20 
2013 05 99.99 -99.99  25.90 
2013 06 99.99 -99.99  25.50 
2013 07 99.99 -99.99  24.40 
