Year Number 1996 92.0212783813477 1998 67.5531921386719 2000 80.4232788085938 2002 97.3544998168945 2003 94.4723587036133 2004 89.8058242797852 2005 92.7184448242188 2006 81.159423828125 2007 74.8792266845703 2008 75 2009 84.8341217041016 2010 87.2037887573242 2011 71.5639801025391 2012 69.1943130493164 2013 67.7725143432617 2014 70.9523773193359 2015 69.523811340332 2016 70.9523773193359 2017 71.4285736083984 2018 70.7547149658203 2019 58.4905662536621 2020 58.9622650146484 2021 62.7358474731445 2022 60.8490562438965