Year Index 1993 44.646 1994 50.651 1995 55.137 1996 57.492 1997 61.225 1998 64.284 1999 68.966 2000 75.43 2001 79.269 2002 82.401 2003 86.814 2004 91.833 2005 94.075 2006 96.821 2007 97.915 2008 100.69 2009 99.517 2010 100 2011 101.648 2012 102.93 2013 103.464 2014 103.298 2015 103.134 2016 102.647 2017 103.914 2018 106.107 2019 108.974 2020 111.35 2021 113.957 2022 116.424 2023 118.818 2024 121.253