Year 2004-2006 = 100 1961 12.29 1962 12.48 1963 13.47 1964 14.4 1965 15.38 1966 16.31 1967 17.47 1968 17.76 1969 18.48 1970 19.52 1971 19.92 1972 19.83 1973 21.53 1974 21.12 1975 21.94 1976 22.89 1977 23.44 1978 24.33 1979 26 1980 27.15 1981 29.39 1982 31.41 1983 33.47 1984 35.87 1985 37.09 1986 37.13 1987 38.21 1988 39.42 1989 31.58 1990 25.5 1991 26.12 1992 27.35 1993 28.21 1994 31.23 1995 33.41 1996 36.17 1997 37.99 1998 40.97 1999 44.6 2000 51.92 2001 56.92 2002 64.85 2003 73.84 2004 85.71 2005 100.65 2006 113.63 2007 123.55 2008 136.44 2009 155.3 2010 175.08 2011 187.26 2012 190.65 2013 197 2014 201.44 2015 206.07 2016 208.06