Year	% of relevant age group
1973	42.7020492553711
1976	48.598461151123
1977	50.4304084777832
1978	52.3730316162109
1979	44.7223815917969
1980	46.6437606811523
1981	63.1181793212891
1982	50.1923294067383
1983	52.6506881713867
1984	56.2002410888672
1985	56.699161529541
1986	59.0215911865234
1987	59.4756698608398
1988	59.4529113769531
1989	64.0796890258789
1990	71.2023468017578
1991	66.9099578857422
1993	67.2095718383789
1994	73.9546966552734
1995	83.4442901611328
1996	81.3514709472656
1997	83.3468475341797
1999	84.5699615478516
2000	85.5148773193359
2001	88.9365310668945
2002	91.5389709472656
2003	93.832649230957
2004	96.0158767700195
2005	97.7132263183594
2007	97.0740966796875
2008	88.9917602539062
2009	88.2241668701172
2010	98.4923324584961
2013	97.1622695922852
2014	98.4665679931641
2015	98.6545562744141
2016	94.1388702392578
2017	91.1806182861328
2020	99.7397308349609
2021	99.5178298950195