Year Index 2002 83.471 2003 84.589 2004 85.798 2005 87.245 2006 89.022 2007 91.28 2008 95.019 2009 97.317 2010 99.842 2011 101.837 2012 104.716 2013 106.391 2014 107.572 2015 107.734 2016 108.348 2017 109.431 2018 111.177 2019 112.995 2020 114.884 2021 116.873 2022 118.96 2023 121.116 2024 123.31