Show:
Date Rate
Aug 1, 2014 6.10%
Jan 1, 2014 6.60%
Jan 1, 2013 7.90%
Jan 1, 2012 8.20%
Jan 1, 2011 9.10%
Jan 1, 2010 9.70%
Jan 1, 2009 7.80%
Jan 1, 2008 5.00%
Jan 1, 2007 4.60%
Jan 1, 2006 4.70%
Jan 1, 2005 5.30%
Jan 1, 2004 5.70%
Jan 1, 2003 5.80%
Jan 1, 2002 5.70%
Jan 1, 2001 4.20%
Jan 1, 2000 4.00%
Jan 1, 1999 4.30%
Jan 1, 1998 4.60%
Jan 1, 1997 5.30%
Jan 1, 1996 5.60%
Jan 1, 1995 5.60%
Jan 1, 1994 6.60%
Jan 1, 1993 7.30%
Jan 1, 1992 7.30%
Jan 1, 1991 6.40%
Jan 1, 1990 5.40%
Jan 1, 1989 5.40%
Jan 1, 1988 5.70%
Jan 1, 1987 6.60%
Jan 1, 1986 6.70%
Jan 1, 1985 7.30%
Jan 1, 1984 8.00%
Jan 1, 1983 10.40%
Jan 1, 1982 8.60%
Jan 1, 1981 7.50%
Jan 1, 1980 6.30%
Jan 1, 1979 5.90%
Jan 1, 1978 6.40%
Jan 1, 1977 7.50%
Jan 1, 1976 7.90%
Jan 1, 1975 8.10%
Jan 1, 1974 5.10%
Jan 1, 1973 4.90%
Jan 1, 1972 5.80%
Jan 1, 1971 5.90%
Jan 1, 1970 3.90%
Jan 1, 1969 3.40%
Jan 1, 1968 3.70%
Jan 1, 1967 3.90%
Jan 1, 1966 4.00%
Jan 1, 1965 4.90%
Jan 1, 1964 5.60%
Jan 1, 1963 5.70%
Jan 1, 1962 5.80%
Jan 1, 1961 6.60%
Jan 1, 1960 5.20%
Jan 1, 1959 6.00%
Jan 1, 1958 5.80%
Jan 1, 1957 4.20%
Jan 1, 1956 4.00%
Jan 1, 1955 4.90%
Jan 1, 1954 4.90%
Jan 1, 1953 2.90%
Jan 1, 1952 3.20%
Jan 1, 1951 3.70%
Jan 1, 1950 6.50%
Jan 1, 1949 4.30%
Jan 1, 1948 3.40%