Year	% of relevant age group
1970	61.6023902893066
1971	61.6211013793945
1972	61.6180992126465
1973	63.4391593933105
1974	64.6762466430664
1975	68.9811019897461
1976	71.0443420410156
1977	73.951286315918
1978	73.9584121704102
1979	68.6460266113281
1980	71.3890991210938
1981	75.1286468505859
1982	75.1110610961914
1983	75.9799423217773
1984	78.3366317749023
1985	83.1796798706055
1986	81.6099395751953
1987	80.5249099731445
1988	80.9878311157227
1989	81.3162536621094
1990	82.8347625732422
1991	83.537483215332
1992	84.9132995605469
1993	85.346321105957
1994	84.9293823242188
1995	86.2608795166016
1996	86.3781433105469
1997	86.2594985961914
1998	86.2717437744141
1999	86.2807006835938
2000	85.3905181884766
2001	86.5600662231445
2002	85.6609725952148
2003	86.4188613891602
2004	88.8801879882812
2005	91.2129821777344
2006	88.5869293212891
2007	89.7248382568359
2008	92.3735580444336
2009	89.8295974731445
2010	90.5839767456055
2011	90.6650695800781
2012	91.2484436035156
2013	87.6377334594727
2014	87.1091384887695
2015	86.4858474731445
2016	85.6373596191406
2017	85.0302276611328
2018	86.1553421020508
2019	87.0820236206055
2020	88.0668106079102
2021	88.6494674682617
2022	88.2221298217773