Year % of relevant age group 1974 30.9082298278809 1977 31.7293796539307 1978 34.2710990905762 1980 45.3378295898438 1981 57.1162414550781 1984 30.3242492675781 1985 29.5855197906494 1993 50.5998115539551 2016 99.3599090576172 2017 104.540580749512 2018 106.744239807129 2019 103.905738830566