Year Index 2000 41.766 2001 46.389 2002 49.177 2003 52.696 2004 67.086 2005 83.037 2006 85.891 2007 88.515 2008 122.648 2009 95.127 2010 120.291 2011 152.842 2012 170.959 2013 162.687 2014 157.519 2015 100 2016 80.543 2017 92.935 2018 112.353 2019 107.23 2020 114.924 2021 127.907 2022 150.359 2023 169.527 2024 179.699