Year 2015 = 100 1995 51.1534714777 1996 55.2076126453 1997 52.608209455 1998 53.7869647471 1999 51.5468511831 2000 52.6308966293 2001 53.5000244671 2002 55.6744723823 2003 65.5011123035 2004 77.4157327872 2005 81.650670253 2006 91.2220058524 2007 109.3858800037 2008 118.7659639773 2009 89.0412118089 2010 97.8799266956 2011 114.5010958995 2012 109.6974845429 2013 113.3750306559 2014 115.9318966134 2015 100 2016 101.0387567439 2017 111.0349995715 2018 120.2492349057 2019 117.6652060372 2020 109.3662352057 2021 133.5445135955