Year % of relevant age group 1972 23.4427700042725 1973 26.8983097076416 1974 34.0940895080566 1975 34.2620010375977 1976 38.6945915222168 1977 34.4352111816406 1978 52.1260681152344 1985 35.7553482055664 1986 41.6759490966797 1990 49.8371200561523 1991 54.2799606323242 2018 93.800163269043 2019 93.6992797851562 2020 96.3383331298828 2021 100.60376739502