Year	% of relevant age group
1971	3.63269996643066
1972	4.11129999160767
1973	4.72319984436035
1974	5.10388994216919
1975	5.95293998718262
1976	7.89152002334595
1977	8.10367965698242
1978	7.89977979660034
1979	8.70689010620117
1980	8.58835029602051
1981	11.5771503448486
1983	16.7876892089844
1984	15.3202695846558
1985	14.8316802978516
1986	12.8647899627686
1987	8.9263801574707
1990	6.25989007949829
2000	14.5254001617432
2001	15.7961502075195
2002	17.259859085083
2006	24.6008396148682
2011	35.9245796203613
2013	45.3319816589355
2014	42.1712799072266
2015	44.0513687133789
2016	44.9652786254883
2020	31.6446895599365
2021	35.3761711120605
2022	29.0702991485596