Year 2015 = 100 1995 14.719770378 1996 16.3773718568 1997 16.1545251393 1998 16.9297624638 1999 14.9186725303 2000 18.8300105047 2001 22.2968022134 2002 25.5696771828 2003 34.3479201529 2004 46.8187460903 2005 58.02963164 2006 73.2708590454 2007 100.7015197052 2008 120.3790824461 2009 77.8016507413 2010 88.9505620754 2011 109.5334525712 2012 100.548650581 2013 105.2623751887 2014 111.3482525476 2015 100 2016 106.7834640963 2017 122.4303618021 2018 139.9912540213 2019 138.26743463 2020 131.9492080472 2021 166.4587469146