Year	% of relevant age group
1970	52.5618209838867
1971	51.7524299621582
1972	50.4011192321777
1973	49.4311218261719
1974	49.9339485168457
1975	50.6998100280762
1976	51.6082801818848
1977	53.3659515380859
1978	54.0893592834473
1979	54.0158882141113
1980	54.4927215576172
1981	54.7917098999023
1982	58.7368087768555
1983	58.8499908447266
1984	58.4741516113281
1985	57.246021270752
1986	56.9248085021973
1987	56.8123512268066
1988	58.135799407959
1989	59.3772010803223
1990	58.7593612670898
1991	59.5726203918457
1992	60.9516410827637
1993	61.9620590209961
1994	63.3416786193848
1995	64.1204223632812
1996	66.1593017578125
1997	66.5798721313477
1998	67.1186065673828
1999	69.1947326660156
2000	71.9423370361328
2001	74.6959228515625
2002	76.7859497070312
2003	78.6329498291016
2004	80.2609786987305
2005	79.9821472167969
2006	82.3157424926758
2007	83.1281509399414
2008	86.1641235351562
2009	90.9795608520508
2010	91.9591903686523
2011	96.4334564208984
2012	93.2089767456055
2013	93.8926010131836
2014	93.9486389160156
2015	94.4429779052734
2016	92.9968872070312
2017	92.2454071044922
2018	92.9155502319336
2019	94.0494995117188
2020	94.2382736206055
2021	91.5960388183594
2022	91.5837020874023