Year	% of relevant age group
1970	48.4066505432129
1971	48.3563919067383
1972	48.4948616027832
1973	50.2406616210938
1974	51.621150970459
1975	55.2666511535645
1976	57.444709777832
1977	60.2143707275391
1978	59.9092407226562
1979	56.0902099609375
1980	59.8472900390625
1981	63.5515785217285
1982	64.3590393066406
1983	65.6977386474609
1984	68.2149276733398
1985	72.938720703125
1986	72.1312789916992
1987	71.7079620361328
1988	72.7358779907227
1989	73.2773513793945
1990	75.1447830200195
1991	76.1212615966797
1992	77.7316589355469
1993	78.5042266845703
1994	78.594596862793
1995	80.3198471069336
1996	80.787483215332
1997	81.0283584594727
1998	81.4065093994141
1999	81.8301391601562
2000	81.2619323730469
2001	82.6154479980469
2002	82.2517471313477
2003	82.5659484863281
2004	86.3619613647461
2005	88.6899719238281
2006	85.3699722290039
2007	86.6614303588867
2008	88.8969497680664
2009	87.0634002685547
2010	87.7979431152344
2011	88.0528182983398
2012	88.8296203613281
2013	85.5107421875
2014	84.9915771484375
2015	84.2987518310547
2016	83.6632308959961
2017	83.0653686523438
2018	84.0838088989258
2019	84.6877212524414
2020	86.2902069091797
2021	86.6981811523438
2022	86.5644989013672