Year 2000 = 100 1980 96 1981 91 1982 94 1983 94 1984 96 1985 98 1986 98 1987 99 1988 120 1989 123 1990 121 1991 117 1992 117 1993 112 1994 114 1995 108 1996 103 1997 117 1998 107 1999 101 2000 100 2001 94.3 2002 91.8482 2003 103.8803142 2004 116.318943 2005 124.3449501 2006 136.0333754 2007 146.3719119 2008 162.3264503 2009 146.0938053 2010 159.5344354 2011 185.6980828 2012 185.3266866 2013 181.2494995 2014 176.8378867 2015 149.8400465 2016 144.0682079 2017 153.1632339 2018 159.7645693