Year 2000 = 100 1980 108 1981 118 1982 113 1983 100 1984 105 1985 99 1986 84 1987 90 1988 86 1989 82 1990 95 1991 93 1992 88 1993 88 1994 85 1995 96 1996 103 1997 101 1998 100 1999 98 2000 100 2001 102.2969305 2002 104.2113176 2003 115.2223846 2004 133.7022343 2005 147.929004 2006 161.8642723 2007 183.8103988 2008 221.5143036 2009 194.9743161 2010 241.9920651 2011 296.6105659 2012 300.8419294 2013 298.1900188 2014 314.7354354 2015 283.8939236 2016 296.9304657 2017 285.961161 2018 266.8339946