Year % of relevant age group 1971 4.81934976577759 1972 5.62968015670776 1974 6.49149990081787 1992 7.24643993377686 1993 8.1622200012207 1994 9.78561973571777 2012 30.8038997650146 2013 32.0063285827637 2014 34.1961402893066 2020 51.4245300292969