Year 2004-2006 = 100 1961 21.41 1962 20.3 1963 22.25 1964 24.39 1965 27.29 1966 32.81 1967 38.71 1968 36.83 1969 39.82 1970 46.13 1971 46.59 1972 49.91 1973 48.46 1974 55.28 1975 56.27 1976 57.55 1977 54.74 1978 63.78 1979 60.27 1980 71.96 1981 80.11 1982 77.04 1983 75.23 1984 87.34 1985 87.98 1986 95.72 1987 90.76 1988 95.28 1989 95.67 1990 99.03 1991 95.83 1992 89.17 1993 82.04 1994 84.39 1995 78.83 1996 86.01 1997 90.87 1998 88.79 1999 98.09 2000 87.46 2001 87.53 2002 94.82 2003 94.33 2004 98.55 2005 103.16 2006 98.3 2007 96.76 2008 98.88 2009 100.24 2010 105.19 2011 107.75 2012 110.11 2013 112.88 2014 112.95 2015 113.41 2016 112.9