Year	% of relevant age group
1998	47.8092384338379
1999	49.0163688659668
2000	50.7934417724609
2001	51.5708389282227
2002	51.7615814208984
2003	52.076530456543
2004	52.0855484008789
2005	50.7167892456055
2006	50.9651794433594
2007	52.1926498413086
2009	51.5718994140625
2010	50.9199981689453
2011	52.556999206543
2013	61.4980010986328
2016	67.3160018920898
2021	66.3939971923828
2022	74.8320007324219