Year Index 1990 5.183 1991 7.51 1992 11.356 1993 18.367 1994 31.459 1995 51.559 1996 71.556 1997 74.873 1998 83.514 1999 90.119 2000 100 2001 111.916 2002 125.613 2003 139.218 2004 156.607 2005 172.059 2006 190.719 2007 205.795 2008 244.847 2009 253.845 2010 282.212 2011 337.367 2012 370.716 2013 411.378 2014 444.944 2015 498.322 2016 435.717 2017 543.184 2018 770.088 2019 924.105 2020 993.413 2021 1043.08 2022 1095.24 2023 1150.00 2024 1207.50