Year 2015 = 100 2000 81.5316953247 2001 83.2874054559 2002 83.019897436 2003 88.1583958446 2004 86.7511139409 2005 79.7069946546 2006 77.4540257058 2007 78.0309566112 2008 76.9383172848 2009 84.2091715766 2010 85.0623881307 2011 83.1921149608 2012 81.3648372043 2013 80.7472805553 2014 83.0818498654 2015 100 2016 109.5303657514 2017 113.2992255215 2018 104.775035818 2019 106.368155687 2020 122.6197764668 2021 120.6237073919