Year Index 1995 86.296 1996 88.953 1997 91.445 1998 92.774 1999 96.179 2000 84.391 2001 85.88 2002 89.452 2003 91.445 2004 94.02 2005 97.591 2006 100 2007 109.9 2008 107.9 2009 115.2 2010 114.4 2011 121.4 2012 116.8 2013 116.9 2014 119.5 2015 118.4 2016 118 2017 117.631 2018 122.02 2019 123.245 2020 126.551 2021 129.174 2022 131.928 2023 134.773 2024 137.686