Year Index 1992 0.416 1993 4.101 1994 56.647 1995 122.877 1996 201.978 1997 303.426 1998 382.53 1999 481.873 2000 617.673 2001 781.252 2002 949.668 2003 1032.67 2004 1128.31 2005 1256.68 2006 1393.41 2007 1558.59 2008 1774.18 2009 1993.40 2010 2230.64 2011 2534.24 2012 2808.25 2013 3111.65 2014 3399.07 2015 3685.50 2016 3975.43 2017 4726.69 2018 5406.76 2019 6253.89 2020 6913.33 2021 7503.02 2022 8087.83 2023 8696.74 2024 9343.35