Year 2004-2006 = 100 1961 12.84 1962 13.35 1963 13.27 1964 13.52 1965 15.5 1966 16.49 1967 16.3 1968 18.56 1969 18.97 1970 19.13 1971 18.89 1972 21.86 1973 22.43 1974 24.05 1975 24.62 1976 27.11 1977 26.72 1978 27.88 1979 26.05 1980 27.73 1981 33.23 1982 37.53 1983 37.53 1984 39.24 1985 42.49 1986 47.52 1987 47.39 1988 45.73 1989 45.21 1990 55.33 1991 55.71 1992 64.68 1993 67.14 1994 67.56 1995 70.14 1996 75.19 1997 73.28 1998 85.41 1999 78.28 2000 76.17 2001 77.61 2002 94.5 2003 96.07 2004 92.24 2005 103.22 2006 104.53 2007 116.06 2008 82.8 2009 94.48 2010 101.6 2011 99.21 2012 100.92 2013 105.86 2014 110.32 2015 110.82 2016 110.51