Year Index (Units) 1994 34.929 1995 38.813 1996 43.511 1997 46.666 1998 55.282 1999 59.258 2000 65.109 2001 68.259 2002 70.902 2003 75.497 2004 82.485 2005 90.389 2006 98.928 2007 115.624 2008 131.551 2009 132.778 2010 145.034 2011 156.565 2012 166.928 2013 176.400 2014 187.831 2015 193.564 2016 199.622 2017 210.957 2018 219.153 2019 232.586 2020 239.402 2021 256.663 2022 286.420 2023 302.434 2024 316.951 2025 329.629 2026 342.815 2027 356.527 2028 370.788 2029 385.620