Year % of relevant age group 1972 31.0084590911865 1973 31.8155708312988 1974 39.1432609558105 1975 41.386531829834 1976 42.2611083984375 1977 43.0145606994629 1978 44.8671112060547 1979 47.28955078125 1982 55.4219284057617 1983 55.8968696594238 1984 57.2564582824707 1985 57.587158203125 1986 57.8085784912109 1987 55.524829864502 1988 58.2624206542969 2004 44.9491386413574 2005 46.862548828125 2006 65.8269119262695 2007 66.076301574707 2008 66.4555130004883 2009 69.0315322875977 2010 71.3230209350586 2011 72.0842819213867 2012 76.1269073486328 2017 77.5290374755859 2019 71.6187515258789 2020 70.2263107299805 2021 83.5529479980469