Year 2004-2006 = 100 1961 17 1962 19.42 1963 19.42 1964 21.76 1965 20.85 1966 22.13 1967 22.95 1968 25.06 1969 24.19 1970 24.11 1971 21.79 1972 21.73 1973 20.57 1974 25.37 1975 29.22 1976 26.14 1977 26.37 1978 29.22 1979 30.98 1980 28.08 1981 32.2 1982 32.42 1983 32.13 1984 32.49 1985 42.54 1986 50.81 1987 44.69 1988 53.05 1989 50.12 1990 45.89 1991 57.42 1992 58.48 1993 59.77 1994 56.61 1995 56.62 1996 64.45 1997 61.83 1998 75 1999 74.18 2000 58.86 2001 83.53 2002 86.34 2003 97.11 2004 85.37 2005 105.61 2006 109.02 2007 79.81 2008 122.83 2009 102.98 2010 124.01 2011 105.42 2012 132.04 2013 146.62 2014 145.03 2015 138.12 2016 144.9