Year 2000 = 100 1992 98.52941176 1993 99.04761905 1994 103.7037037 1995 101.7094017 1996 98.29059829 1997 100.9090909 1998 95.28301887 1999 96.11650485 2000 100 2001 102.9123306 2002 92.73973527 2003 88.25933027 2004 87.62960306 2005 85.69670488 2006 84.20054261 2007 84.62682011 2008 79.68360386 2009 82.56729922 2010 83.82101007 2011 88.73849703 2012 91.41935055 2013 85.47386939 2014 83.67260209 2015 78.98936982 2016 79.60872298 2017 90.38032091 2018 88.11196723