Year 2004-2006 = 100 1961 54.43 1962 43.61 1963 50.41 1964 48.79 1965 52.79 1966 54.81 1967 56.15 1968 54.67 1969 55.53 1970 61.15 1971 59.54 1972 63.02 1973 64.11 1974 70.23 1975 75.43 1976 68.97 1977 69.02 1978 75.55 1979 71.06 1980 83.49 1981 87.39 1982 87.81 1983 84.43 1984 88.68 1985 94.25 1986 87.42 1987 84.43 1988 92.11 1989 97.96 1990 81.05 1991 99.36 1992 99.75 1993 94.93 1994 102.31 1995 103.16 1996 102.41 1997 95.5 1998 100.47 1999 107.4 2000 108.41 2001 105.68 2002 105.9 2003 96.41 2004 99.86 2005 104.55 2006 95.59 2007 90.55 2008 92.17 2009 93.37 2010 93.13 2011 93.66 2012 95.47 2013 84.24 2014 87.16 2015 86.21 2016 92.9