Year Index (Units) 1985 0.002 1986 0.003 1987 0.007 1988 0.036 1989 1.128 1990 24.277 1991 57.666 1992 65.500 1993 64.331 1994 66.168 1995 68.262 1996 68.227 1997 67.910 1998 66.752 1999 65.526 2000 66.206 2001 65.480 2002 85.488 2003 94.358 2004 100.000 2005 110.317 2006 125.476 2007 144.222 2008 177.640 2009 204.957 2010 247.824 2011 306.567 2012 374.977 2013 464.780 2014 652.007 2015 825.311 2016 1164.674 2017 1467.563 2018 2084.432 2019 3109.883 2020 4356.419 2021 6701.933 2022 11357.853 2023 26943.249 2024 94730.764 2025 150690.278 2026 197164.744 2027 231569.128 2028 255503.258 2029 278230.920