Year Index (Units) 1995 73.696 1996 75.756 1997 77.777 1998 79.046 1999 80.563 2000 82.045 2001 83.126 2002 82.993 2003 82.790 2004 84.235 2005 87.678 2006 91.532 2007 94.863 2008 101.098 2009 109.341 2010 113.297 2011 117.660 2012 125.075 2013 127.749 2014 128.674 2015 128.717 2016 127.537 2017 127.662 2018 128.990 2019 131.840 2020 133.111 2021 135.470 2022 142.271 2023 151.105 2024 157.177 2025 161.874 2026 165.920 2027 169.364 2028 172.815 2029 176.271