Year	% of relevant age group
1971	58.5223388671875
1972	48.1931495666504
1973	45.4131088256836
1974	44.8156089782715
1975	48.26953125
1976	40.0525588989258
1977	51.0111808776855
1978	55.8252410888672
1979	63.8662300109863
1980	47.3255500793457
1981	60.817440032959
1982	62.815128326416
1983	66.2733993530273
1984	72.3799896240234
1986	68.3663635253906
1988	76.4198379516602
1991	80.2646636962891
1992	77.8531494140625
1993	73.2214508056641
1999	69.8451309204102
2000	75
2001	72.9417266845703
2002	79.3288421630859
2003	77.2269897460938
2004	75.6117706298828
2005	74.5222091674805
2006	80.1213607788086
2008	85.3742370605469
2009	84.9835586547852
2011	86.7395324707031
2012	93.3914184570312
2013	100.688903808594
2014	98.2036666870117
2015	96.9308776855469
2016	97.7392578125
2017	97.8853378295898
2018	97.0578002929688
2019	96.2268371582031
2022	100.043632507324