Year Index (Units) 1995 47.485 1996 58.450 1997 63.556 1998 66.968 1999 67.935 2000 68.678 2001 69.743 2002 69.977 2003 69.223 2004 70.023 2005 71.893 2006 74.594 2007 78.934 2008 87.689 2009 91.338 2010 92.426 2011 96.238 2012 99.283 2013 100.438 2014 100.682 2015 100.000 2016 100.678 2017 104.422 2018 107.065 2019 109.466 2020 110.628 2021 115.745 2022 137.572 2023 149.520 2024 151.703 2025 155.239 2026 158.721 2027 162.333 2028 166.063 2029 169.919