Year % of relevant age group 1972 55.9234313964844 1973 61.8515205383301 1974 67.4105606079102 1975 73.8343734741211 1976 67.3764495849609 2018 99.2478179931641 2019 100.432647705078 2020 101.672523498535 2021 102.415283203125