Year	% of relevant age group
1970	75.2622833251953
1971	73.6656494140625
1972	72.8033905029297
1973	72.7779769897461
1974	76.3498916625977
1975	78.5393524169922
1976	77.7479629516602
1977	78.0714874267578
1978	78.473258972168
1979	77.9010467529297
1980	80.0208206176758
1981	80.550163269043
1982	81.22509765625
1983	81.3251266479492
1984	82.0977478027344
1985	82.3709564208984
1986	82.4132232666016
1987	81.8844223022461
1988	82.0647964477539
1989	81.5162124633789
1990	81.0369186401367
1991	80.2649688720703
1992	79.4672088623047
1993	79.6212768554688
1994	79.0530319213867
1995	80.7425231933594
1996	79.9923400878906
1997	80.0839767456055
1998	80.1281204223633
1999	80.1548080444336
2000	80.6689224243164
2001	81.4269332885742
2002	82.1425323486328
2003	82.6409530639648
2004	83.4409027099609
2005	84.5153579711914
2006	85.0360565185547
2007	86.217643737793
2008	88.0030822753906
2009	88.8359680175781
2010	88.5342178344727
2011	87.679328918457
2012	87.6940078735352
2013	87.8513031005859
2014	87.5517730712891
2015	87.2306365966797
2016	87.8203277587891
2017	87.6085968017578
2018	87.7430725097656
2019	87.4877777099609
2020	87.6062927246094
2021	88.3897476196289
2022	91.138542175293