Year % of male population 1960 14.5815793432449 1961 14.9173642518204 1962 15.2909406096039 1963 15.6862150566385 1964 16.0892036625786 1965 16.4835527322856 1966 16.8399368397315 1967 17.1175841265289 1968 17.2767565950232 1969 17.2777185678894 1970 17.0889705685695 1971 16.7216473223147 1972 16.1903468787854 1973 15.53833561812 1974 14.8434656214147 1975 14.1642950468598 1976 13.4320239071023 1977 12.732115457189 1978 12.0881750502554 1979 11.6132753668296 1980 11.3254647095723 1981 11.119135208521 1982 10.981440078211 1983 10.9023049400706 1984 10.9450109171579 1985 11.0410026085957 1986 11.1890892973271 1987 11.4056551265607 1988 11.6473134646499 1989 11.9359160155743 1990 12.2436610336581 1991 12.4804319015061 1992 12.7045764130173 1993 12.9040725722433 1994 12.938840418851 1995 12.8055205628405 1996 12.6187182684437 1997 12.3888212695915 1998 12.1408856607523 1999 11.8365269234008 2000 11.4006445575249 2001 10.8762881555777 2002 10.3385719127446 2003 9.80759925665352 2004 9.30024620622326 2005 8.84153073934948 2006 8.42741390801496 2007 8.0693226042023 2008 7.80551379152846 2009 7.69504584352694 2010 7.74884837269887 2011 7.9318383169331 2012 8.20633668845991 2013 8.5191554414149 2014 8.81267357715627 2015 9.05501513590196 2016 9.26299234284495 2017 9.45430812107306 2018 9.60386550595 2019 9.68286978537626 2020 9.69845289611537 2021 9.59478529945996 2022 9.24332999566119 2023 8.71523024433042