Year Index (Units) 1993 0.004 1994 0.056 1995 0.262 1996 0.475 1997 0.789 1998 1.096 1999 1.580 2000 2.328 2001 3.380 2002 4.916 2003 6.230 2004 7.230 2005 8.775 2006 10.642 2007 13.196 2008 16.213 2009 19.486 2010 23.363 2011 28.415 2012 32.791 2013 36.722 2014 41.872 2015 46.269 2016 50.401 2017 60.008 2018 76.164 2019 89.732 2020 100.000 2021 113.544 2022 130.466 2023 146.427 2024 163.379 2025 184.307 2026 204.449 2027 222.913 2028 240.833 2029 257.748