Year % of relevant age group 1971 2.22244000434875 1972 2.34845995903015 1973 2.42627000808716 1974 2.92789006233215 1992 24.274299621582 1993 25.9834804534912 1994 26.7171306610107 1997 30.4664402008057 1999 37.3754692077637 2000 40.3367195129395 2001 41.9762687683105 2002 46.0231513977051 2003 49.3087310791016 2004 50.3041305541992 2005 49.5601806640625 2006 48.2422485351562 2007 48.9697685241699 2008 50.8865509033203 2009 54.2666282653809 2010 48.7798690795898 2011 49.939998626709 2012 51.3160018920898 2013 52.9080009460449 2014 55.7299995422363 2015 62.4459991455078 2016 66.8399963378906 2017 70.2099990844727 2018 67.5940017700195 2019 65.8659973144531 2020 62.4189987182617 2021 61.0800018310547 2022 58.1150016784668