Year	% of relevant age group
1978	1.51875996589661
1979	0.499559998512268
1981	0.686980009078979
1982	1.56751000881195
1983	0.637629985809326
1984	2.5602400302887
1985	2.04645991325378
1987	1.63669002056122
1989	3.47778010368347
2000	9.09090995788574
2010	29.2329006195068