Year	% of relevant age group
1971	63.0083694458008
1972	105.687652587891
1973	83.9084625244141
1974	94.6884307861328
1975	104.636703491211
1976	94.4695205688477
1977	92.7918472290039
1978	93.3517379760742
1979	92.9299774169922
1980	89.4124603271484
1981	94.2636871337891
1983	108.849906921387