Year Number 1996 92.349723815918 1998 98.3606567382813 2000 99.4535522460938 2002 100 2003 100 2004 99.0049743652344 2005 100 2006 99.0243911743164 2007 97.5728149414063 2008 99.0291290283203 2009 99.0430603027344 2010 99.5215301513672 2011 100 2012 100 2013 100 2014 99.038459777832 2015 98.0952377319336 2016 99.0476226806641 2017 99.0476226806641 2018 99.523811340332 2019 99.523811340332 2020 98.5714263916016 2021 98.0952377319336 2022 96.698112487793