Year	% of relevant age group
1973	2.32923007011414
1974	2.06477999687195
1977	2.48982000350952
1978	3.45799994468689
1980	6.06210994720459
1981	7.70333003997803
1982	9.01850032806396
1984	10.6425104141235
1985	10.2341003417969
1993	11.4312896728516
2005	9.57046985626221
2016	38.1592903137207
2017	39.6921691894531
2018	41.0580291748047
2019	44.1449012756348