Year 2015 = 100 2000 48.518356285 2001 49.9831814514 2002 54.8387669181 2003 79.7592314317 2004 78.1112517506 2005 77.3910381377 2006 87.8879518186 2007 108.716667381 2008 111.4300630062 2009 96.4869233709 2010 117.5807794268 2011 114.9733160636 2012 100.8891540928 2013 101.2030577176 2014 106.2029030557 2015 100 2016 94.2093260748 2017 92.5688272936 2018 95.6868287966 2019 102.2517766032 2020 93.9907119195 2021 84.1648811451