Year 2000 = 100 1990 54.39727305 1991 52.199696 1992 54.82405301 1993 65.80168017 1994 70.6470536 1995 75.54374128 1996 86.23274722 1997 91.21346315 1998 97.57418702 1999 98.91795144 2000 100 2001 102.0318258 2002 97.91549327 2003 124.750413 2004 141.5850016 2005 147.7022837 2006 158.3029216 2007 182.1892131 2008 203.6655192 2009 245.5128293 2010 257.7123009 2011 275.0393672 2012 305.1204296 2013 329.9536781 2014 374.4210331 2015 378.650266 2016 336.8246801 2017 322.1183879 2018 381.0516481