Year 2004-2006 = 100 1961 44.75 1962 44.4 1963 49.52 1964 51.04 1965 55.26 1966 48.24 1967 47.2 1968 48.8 1969 52 1970 49.29 1971 37.32 1972 32.78 1973 28.96 1974 33.94 1975 36.4 1976 36.35 1977 33.64 1978 38.57 1979 38.36 1980 42.18 1981 47.36 1982 44.9 1983 37.95 1984 40.2 1985 58.51 1986 63.76 1987 74.48 1988 79.18 1989 86.09 1990 63.73 1991 63.18 1992 64.39 1993 83.97 1994 97.15 1995 107.75 1996 111.58 1997 108.05 1998 104.89 1999 109.34 2000 107.82 2001 87.95 2002 92.7 2003 106.38 2004 93.42 2005 104.66 2006 101.92 2007 108.3 2008 110.04 2009 101.9 2010 143.48 2011 128.84 2012 169.42 2013 167.07 2014 198.63 2015 219.03 2016 172.85