Year % of relevant age group 2004 47.7865791320801 2005 50.1709594726562 2006 69.4319229125977 2007 70.0588073730469 2008 70.442512512207 2009 73.4887084960938 2010 75.5107803344727 2011 77.2222900390625 2012 80.4563980102539 2017 81.1345596313477 2019 74.9475173950195 2020 73.0797500610352 2021 84.4865036010742