Year % of male population 1960 16.4443342681107 1961 16.5438141692533 1962 16.6729612344547 1963 16.7815287679763 1964 17.0206819452208 1965 17.2143401612374 1966 17.0682426452179 1967 16.607302339646 1968 16.0489017705336 1969 15.7093553131469 1970 15.4972013773613 1971 15.4674314954866 1972 15.5687465913501 1973 15.5876395424986 1974 16.1299155276896 1975 17.2375850092032 1976 18.3445654557415 1977 19.222927486055 1978 19.6475302954134 1979 19.5621535046819 1980 19.4420069804587 1981 19.5023042816684 1982 19.5666717638963 1983 19.6620133811366 1984 19.7416779696551 1985 19.7395723419667 1986 19.6756359600095 1987 19.5738565331009 1988 19.4462174567524 1989 19.3087005787808 1990 19.1430205418455 1991 18.8753857825313 1992 18.5769139625582 1993 18.3513982582264 1994 18.1881736639783 1995 18.1070427607012 1996 18.0912342054515 1997 18.0812208536024 1998 18.0782666011861 1999 18.0721713391162 2000 18.0422535211268 2001 18.0015901816477 2002 17.9662165393875 2003 17.9437251344976 2004 17.9211657486108 2005 17.8907085915887 2006 17.8589864643085 2007 17.8205395476724 2008 17.7422563033279 2009 17.6160188866168 2010 17.4570615746225 2011 17.290364415951 2012 17.1173352456714 2013 16.9470091309833 2014 16.7841418942093 2015 16.5982724204178 2016 16.3567275030226 2017 16.0378779656954 2018 15.6741052560574 2019 15.3186871651962 2020 15.0008646639976 2021 14.7246995721656 2022 14.4958936779951 2023 14.2889068403811