Year Index 2003 100.497 2004 102.523 2005 106.097 2006 111.67 2007 114.614 2008 131.434 2009 132.062 2010 134.396 2011 141.591 2012 147.737 2013 150.471 2014 152.123 2015 148.721 2016 146.479 2017 146.527 2018 147.636 2019 147.876 2020 150.952 2021 154.13 2022 157.386 2023 160.737 2024 164.159