Year 2000 = 100 1980 137 1981 131 1982 125 1983 122 1984 114 1985 117 1986 119 1987 128 1988 141 1989 140 1990 149 1991 147 1992 153 1993 148 1994 135 1995 136 1996 144 1997 136 1998 120 1999 106 2000 100 2001 98.22362794 2002 95.84277575 2003 103.2249466 2004 109.5448428 2005 114.6913414 2006 123.819755 2007 138.7481947 2008 164.0868745 2009 146.6663126 2010 161.2486172 2011 193.9682238 2012 191.598069 2013 185.4810787 2014 182.605203 2015 162.5719364 2016 157.9595228 2017 163.095137 2018 170.4070587