Year Index 1991 107 1992 110 1993 115 1994 123 1995 129 1996 133 1997 137 1998 140 1999 143 2000 146 2001 149 2002 149 2003 152 2004 157 2005 161.959 2006 167.588 2007 176 2008 193 2009 196 2010 203.747 2011 214.137 2012 223.118 2013 228.47 2014 235.178 2015 240.125 2016 246.608 2017 248.335 2018 250.818 2019 257.088 2020 263.516 2021 270.104 2022 276.856 2023 283.778 2024 290.872