Year Index 1995 73.5 1996 73.8 1997 74 1998 74.1 1999 74.9 2000 78.5 2001 81.9 2002 85.6 2003 88.2 2004 90.3 2005 92.1 2006 94.9 2007 98 2008 99.3 2009 96.8 2010 96.6 2011 98 2012 99.7 2013 100 2014 99.7 2015 100 2016 99.8 2017 100.3 2018 101.1 2019 101.539 2020 103.062 2021 104.917 2022 106.963 2023 109.102 2024 111.284