Year 2015 = 100 1995 39.0680157421 1996 40.6763882972 1997 46.6990669724 1998 47.9080200407 1999 51.1907925881 2000 56.9086756014 2001 52.8431059421 2002 52.8914640664 2003 56.9651708924 2004 65.0814307776 2005 74.957647397 2006 83.4641433874 2007 90.7152578389 2008 97.4161824583 2009 76.700399728 2010 93.6217902527 2011 107.7921151257 2012 110.7345208906 2013 110.6139192285 2014 110.507330588 2015 100 2016 96.0047802081 2017 103.1449201812 2018 109.0628004888 2019 107.5671197907 2020 97.668152847 2021 117.1793792903