Year 2004-2006 = 100 1961 70.57 1962 71.94 1963 71.64 1964 75.25 1965 78.19 1966 80.51 1967 85.5 1968 82.27 1969 85.1 1970 85.5 1971 85.08 1972 79.52 1973 87.5 1974 88.47 1975 89.5 1976 85.92 1977 87.99 1978 90.06 1979 96.66 1980 101.39 1981 97 1982 94.19 1983 104.87 1984 94.98 1985 95.78 1986 95.52 1987 100.16 1988 93.31 1989 96.11 1990 89.54 1991 99.68 1992 100.59 1993 96.74 1994 96.76 1995 94.78 1996 97.29 1997 95.39 1998 95.97 1999 102.9 2000 98.8 2001 97.95 2002 94.78 2003 92.72 2004 103.37 2005 100.42 2006 96.2 2007 94.9 2008 98.68 2009 101.4 2010 98.22 2011 96.32 2012 92.67 2013 91.5 2014 87.83 2015 93.4 2016 92.59