Year Index 1994 32.265 1995 41.58 1996 46.96 1997 52.11 1998 54.78 1999 56.79 2000 59.65 2001 62.16 2002 63.84 2003 64.6 2004 67.7 2005 70.18 2006 73.76 2007 80.94 2008 87.04 2009 85.41 2010 90.04 2011 93.72 2012 97.13 2013 99.12 2014 99.18 2015 99.01 2016 101.34 2017 105.15 2018 108.64 2019 111.899 2020 115.032 2021 118.023 2022 120.974 2023 123.998 2024 127.098