Year Number 1996 67.0212783813477 1998 70.2127685546875 2000 79.8941802978516 2002 78.3068771362305 2003 79.3969879150391 2004 89.8058242797852 2005 95.6310653686523 2006 91.3043441772461 2007 90.3381652832031 2008 90.8653869628906 2009 83.8862533569336 2010 80.568717956543 2011 77.2511825561523 2012 83.4123229980469 2013 75.8293838500977 2014 90.9523773193359 2015 86.6666641235352 2016 71.4285736083984 2017 74.7619018554688 2018 71.2264175415039 2019 39.6226425170898 2020 49.0566024780273 2021 54.7169799804688 2022 66.5094375610352