Year 2015 = 100 2000 76.0733685861 2001 72.1265305411 2002 72.7041203764 2003 76.8526146501 2004 78.5355186105 2005 82.9795507475 2006 85.7775125079 2007 87.4914304396 2008 92.3767387792 2009 92.0632430138 2010 96.5094792244 2011 96.0597762226 2012 95.8573827211 2013 95.8082956193 2014 97.8900321679 2015 100 2016 103.8457475003 2017 104.2102250508 2018 102.5841634157 2019 105.0521391387 2020 104.2807071029 2021 101.6808562936