Year	% of relevant age group
1975	89.3782577514648
1976	88.5747680664062
1977	89.7028503417969
1978	89.0360717773438
1979	91.0398101806641
1980	89.5751800537109
1981	90.2845764160156
1982	91.6345596313477
1983	91.0250930786133
1984	90.8676681518555
1985	88.4074935913086
1986	88.4673690795898
1987	88.9335784912109
1988	89.3803176879883
1989	89.3936080932617
1990	89.3512878417969
1991	87.9184722900391
1992	87.9632873535156
1993	87.3974075317383
1994	86.3951568603516
1995	85.2442169189453
1996	84.7695617675781
1997	84.1340026855469
1998	85.3296813964844
1999	86.4593200683594
2000	85.0960388183594
2001	81.6919784545898
2002	85.0240631103516
2003	84.4078903198242
2004	86.300048828125
2005	87.1813735961914
2006	88.7642974853516
2007	88.2875366210938
2008	88.3461532592773
2009	89.0334930419922
2010	90.356819152832
2011	90.9821701049805
2012	97.9038772583008
2013	95.9947509765625
2014	94.2841720581055
2015	92.3766937255859
2016	91.4317626953125
2017	91.0741424560547
2018	89.7504425048828
2019	90.8740921020508
2020	89.6425018310547
2021	90.6345977783203