Year 2015 = 100 1995 45.2196811426 1996 42.070229549 1997 40.8377314415 1998 46.2225299146 1999 47.9059407558 2000 48.7607794827 2001 56.9387520779 2002 59.5960270745 2003 77.5827919917 2004 94.8100512547 2005 109.6737893759 2006 133.6300075362 2007 130.6384690094 2008 149.9148526347 2009 124.5027592572 2010 115.2239836865 2011 121.7460820959 2012 109.884925599 2013 107.7250439543 2014 111.4344515495 2015 100 2016 92.1632575827 2017 91.9575111811 2018 95.7579941115 2019 95.9873885159 2020 80.7451607887 2021 96.9911935258