Year % of relevant age group 1993 93.9251403808594 1994 96.2882690429688 1997 95.0181427001953 2004 85.4664688110352 2005 83.774169921875 2006 86.4843368530273 2007 84.3960800170898 2008 83.7562637329102 2009 85.4040222167969 2010 91.2354278564453 2011 89.0183792114258 2012 87.5627975463867 2013 78.9439392089844 2014 85.1835708618164 2015 85.0464477539062 2016 79.2028274536133 2017 83.0882568359375 2018 80.9870910644531 2019 80.7211532592773 2020 74.6731796264648 2021 82.5374374389648 2022 81.2157211303711