Year Index 1990 0.404 1991 0.799 1992 2 1993 4.371 1994 8.988 1995 15.351 1996 28.494 1997 37.119 1998 46.903 1999 50.639 2000 51.556 2001 53.72 2002 65.937 2003 71.38 2004 76.565 2005 80.811 2006 93.616 2007 101.78 2008 116.939 2009 132.663 2010 153.029 2011 181.944 2012 262.793 2013 372.91 2014 468.628 2015 527.589 2016 688.369 2017 861.501 2018 1489.84 2019 2327.23 2020 3710.13 2021 6096.65 2022 10252.77 2023 17582.44 2024 30548.04