Year Index (Units) 1992 0.354 1993 4.195 1994 11.775 1995 16.741 1996 22.089 1997 27.265 1998 30.117 1999 40.929 2000 48.987 2001 52.377 2002 53.494 2003 55.086 2004 57.350 2005 59.838 2006 63.161 2007 69.622 2008 86.693 2009 92.620 2010 100.000 2011 116.636 2012 119.865 2013 127.793 2014 137.421 2015 146.358 2016 146.927 2017 151.593 2018 153.931 2019 155.680 2020 165.523 2021 185.235 2022 211.001 2023 233.782 2024 249.414 2025 265.938 2026 280.660 2027 294.041 2028 305.803 2029 318.035