Year 2015 = 100 2000 44.5163116175 2001 46.2752252092 2002 57.9400720149 2003 56.9085247285 2004 74.1665484529 2005 72.5776198629 2006 77.9663349204 2007 89.2322660274 2008 73.5798531581 2009 86.5239839967 2010 71.8661606603 2011 56.0035012133 2012 55.4956818782 2013 65.5135298119 2014 69.6420357644 2015 100 2016 116.9885160087 2017 161.7062370039 2018 77.9077089857 2019 77.9680431893 2020 161.4231072968 2021 51.5703017187