Year	% of relevant age group
1970	101.095039367676
1971	101.564849853516
1972	102.65795135498
1973	102.544616699219
1974	101.725120544434
1975	101.129241943359
1976	100.500289916992
1977	100.822273254395
1978	100.269256591797
1979	100.942420959473