Year Index 1980 0.069 1981 0.084 1982 0.085 1983 0.117 1984 0.153 1985 0.19 1986 0.25 1987 0.425 1988 0.522 1989 0.909 1990 1.232 1991 2.016 1992 3.261 1993 8.781 1994 17.522 1995 36.252 1996 92.626 1997 134.505 1998 168.914 1999 199.897 2000 230.18 2001 249.963 2002 277.133 2003 304.292 2004 356.872 2005 421.283 2006 453.521 2007 522.941 2008 569.436 2009 580.039 2010 711.532 2011 895.278 2012 1165.01 2013 1589.28 2014 2130.51 2015 2430.32 2016 2935.77 2017 3752.32 2018 6297.80 2019 9421.20 2020 14910.43 2021 24209.80 2022 40351.52 2023 68683.33 2024 118759.19