Year	% of relevant age group
1970	19.4648094177246
1971	21.5193500518799
1972	26.5405197143555
1980	31.354549407959
1981	32.5299301147461
1982	31.3419799804688
1983	28.5783596038818
1984	26.6625003814697
1985	27.6989994049072
1986	27.4164695739746
1987	26.14866065979
1988	27.1109104156494
1989	26.0802307128906
1990	28.1751708984375
1991	29.4164199829102
1992	31.7672595977783
1993	30.1308307647705
1994	31.618579864502
1995	31.8761100769043
1996	31.5808906555176
1999	38.1604499816895
2000	40.8879203796387
2001	42.5643882751465
2002	45.3189315795898
2004	51.0752182006836
2005	56.512809753418
2006	56.547721862793
2007	55.8235511779785
2008	57.7040786743164
2009	53.8189506530762
2010	52.9213104248047
2011	53.1977691650391
2012	58.6310615539551
2013	54.9921989440918
2014	55.0621795654297
2015	55.3024482727051
2016	54.039680480957
2017	59.7531814575195
2018	66.9166107177734
2019	71.6436614990234
2020	67.0781173706055
2021	70.7503128051758
2022	66.807502746582