Year	% of relevant age group
1970	67.7590789794922
1971	65.5286407470703
1972	64.293571472168
1973	64.0507507324219
1974	69.4519424438477
1975	72.4161376953125
1976	71.2572708129883
1977	71.8583984375
1978	71.9953918457031
1979	72.0333786010742
1980	74.6633682250977
1981	75.2875900268555
1982	76.265266418457
1983	76.4798202514648
1984	77.3774871826172
1985	77.8565979003906
1986	77.9357528686523
1987	77.4053421020508
1988	77.8684997558594
1989	77.3835372924805
1990	76.9393997192383
1991	76.144401550293
1992	75.328483581543
1993	75.7057800292969
1994	75.3392562866211
1995	77.4878005981445
1996	76.7204208374023
1997	77.1184234619141
1998	77.5522003173828
1999	77.8674621582031
2000	78.672248840332
2001	79.831428527832
2002	80.7544631958008
2003	82.1746063232422
2004	83.4533615112305
2005	84.8328628540039
2006	85.6202163696289
2007	87.3308868408203
2008	89.7041015625
2009	90.6728820800781
2010	90.3629684448242
2011	89.3606491088867
2012	89.8454895019531
2013	90.4652709960938
2014	89.8346405029297
2015	89.3167037963867
2016	90.1650695800781
2017	89.7789535522461
2018	89.8354797363281
2019	89.4318084716797
2020	89.5555725097656
2021	90.3453598022461
2022	93.8899993896484