Year 2000 = 100 1980 75 1981 71 1982 69 1983 72 1984 82 1985 73 1986 61 1987 77 1988 88 1989 98 1990 113 1991 119 1992 120 1993 114 1994 119 1995 127 1996 130 1997 119 1998 107 1999 103 2000 100 2001 96.105 2002 93.2910456 2003 96.07858204 2004 101.0765899 2005 106.9157845 2006 110.9604086 2007 117.6180331 2008 140.4359315 2009 127.6562618 2010 146.5493885 2011 171.7368319 2012 171.7608751 2013 165.4933207 2014 161.1623605 2015 129.4939567 2016 119.4102623 2017 123.5299163 2018 133.8755468