Year Index 1994 0.022 1995 0.144 1996 1.035 1997 3.095 1998 3.997 1999 15.385 2000 100 2001 457.28 2002 573.047 2003 646.493 2004 672.356 2005 817.215 2006 922.186 2007 1075.93 2008 1269.23 2009 1854.36 2010 2289.48 2011 2631.75 2012 2654.29 2013 2677.54 2014 2710.74 2015 2736.75 2016 3234.84 2017 4577.30 2018 5918.45 2019 6415.59 2020 6845.44 2021 7208.25 2022 7575.87 2023 7947.09 2024 8225.23