Year	% of relevant age group
1971	9.28732013702393
1972	10.5479097366333
1973	12.1058702468872
1974	14.9939699172974
1980	16.0558605194092
1981	15.4721899032593
1983	14.3361797332764
1984	15.4619998931885
1985	15.866250038147
1986	15.8001203536987
1987	14.9886198043823
1988	14.957010269165
1995	20.1776905059814
2019	54.3880004882812