Year % of relevant age group 1992 34.906421661377 1993 37.8013191223145 1994 40.9936904907227 1996 48.6978912353516 1997 51.085750579834 1998 56.4424896240234 1999 61.8406600952148 2000 61.2926788330078 2001 62.3877601623535 2002 64.0146102905273 2003 64.3961334228516 2004 65.5049667358398 2005 69.1435394287109 2006 71.6786575317383 2007 74.6679763793945 2008 77.0308380126953 2009 78.1785888671875 2010 81.8056488037109 2011 86.4089965820312 2012 90.7070007324219 2013 96.5869979858398 2014 99.181999206543 2015 99.8949966430664 2016 98.5070037841797 2017 100.142997741699 2018 97.3040008544922 2019 93.1989974975586 2020 90.25 2021 90.620002746582 2022 89.1050033569336