Year Index (Units) 1992 6.367 1993 27.932 1994 63.288 1995 73.651 1996 75.467 1997 76.444 1998 76.860 1999 75.877 2000 80.890 2001 85.096 2002 86.006 2003 86.742 2004 86.353 2005 86.805 2006 89.596 2007 91.613 2008 99.246 2009 98.513 2010 99.998 2011 103.903 2012 107.350 2013 110.340 2014 110.029 2015 109.699 2016 109.437 2017 110.916 2018 112.533 2019 113.396 2020 114.757 2021 118.464 2022 135.292 2023 147.958 2024 153.876 2025 157.723 2026 160.877 2027 164.095 2028 167.377 2029 170.724