Year Index (Units) 1994 7.514 1995 19.740 1996 28.125 1997 29.961 1998 32.040 1999 35.127 2000 36.801 2001 38.751 2002 41.090 2003 42.223 2004 45.783 2005 49.418 2006 53.592 2007 58.664 2008 64.293 2009 62.919 2010 70.473 2011 76.929 2012 77.151 2013 76.648 2014 80.168 2015 84.478 2016 86.400 2017 92.918 2018 96.158 2019 100.000 2020 106.847 2021 117.779 2022 127.359 2023 130.515 2024 136.279 2025 142.652 2026 148.124 2027 153.317 2028 158.683 2029 164.237