Year | Value | 2022 | 76.149724775428 | 2021 | 74.933055954809 | 2020 | 75.583058701135 | 2019 | 75.801532188008 | 2018 | 76.50436913886 | 2017 | 77.148659921303 | 2016 | 76.780928175782 | 2015 | 76.934629471368 | 2014 | 78.616531573277 | 2013 | 79.516736743049 | 2012 | 79.742475378843 | 2011 | 79.683208669184 | 2010 | 81.393268673032 | 2009 | 80.423243016709 | 2008 | 80.626896530802 | 2007 | 78.603259935933 | 2006 | 80.650458047317 | 2005 | 81.419341160793 | 2004 | 82.744769802731 | 2003 | 83.940662360474 | 2002 | 85.151942714605 | 2001 | 83.265519200356 | 2000 | 81.907805521301 | 1999 | 80.511022489734 | 1998 | 79.703114627996 | 1997 | 80.212483399734 | 1996 | 79.742623820031 | 1995 | 78.182345099403 |
|