Year	% of relevant age group
1970	66.7014694213867
1971	69.0810089111328
1972	63.3517799377441
1973	65.1222381591797
1974	66.2613906860352
1975	66.8177719116211
1976	66.8964614868164
1977	68.6454086303711
1978	69.5103607177734
1979	71.571891784668
1980	73.5841369628906
1981	74.8810424804688
1982	76.5143432617188
1983	77.9319915771484
1984	79.5630111694336
1985	79.4603805541992
1986	81.271858215332
1987	82.1585388183594
1988	82.657600402832
1989	83.3863372802734
1990	84.267463684082
1991	85.1671371459961
1992	87.1689682006836
1993	87.2115478515625
1994	86.6603317260742
1995	87.3269805908203
1996	87.8367767333984
1997	88.6597518920898
1998	89.6371765136719
1999	90.0867385864258
2000	90.5142211914062
2001	90.3671493530273
2002	91.5388031005859
2003	91.8331604003906
2004	92.4487075805664
2005	93.0469818115234
2006	94.0057678222656
2007	94.9632034301758
2008	95.0408325195312
2009	95.3581924438477
2010	95.7487487792969
2011	95.8306427001953
2012	96.8668365478516
2013	96.9200592041016
2014	97.4102401733398
2015	95.9920501708984
2016	95.4816818237305
2017	94.5364990234375
2018	93.8102874755859
2019	93.6591567993164
2020	94.0819320678711
2021	94.8109512329102
2022	95.0323104858398