Year Index (Units) 1993 33.278 1994 37.758 1995 41.497 1996 43.896 1997 46.544 1998 49.658 1999 54.853 2000 61.524 2001 65.919 2002 68.219 2003 73.961 2004 79.472 2005 81.680 2006 85.164 2007 86.783 2008 90.210 2009 91.055 2010 91.692 2011 95.425 2012 98.985 2013 100.429 2014 100.336 2015 100.005 2016 99.532 2017 100.918 2018 103.473 2019 106.340 2020 108.484 2021 111.552 2022 125.088 2023 138.801 2024 143.859 2025 149.471 2026 153.219 2027 156.216 2028 159.278 2029 162.422