Year % of male population 1960 19.6573423487064 1961 19.8992004634156 1962 20.0558668502562 1963 20.0903246787401 1964 19.9569511987435 1965 19.6720600316224 1966 19.2459299262766 1967 18.7120646171205 1968 18.1425491636403 1969 17.6140283600018 1970 17.1751818159933 1971 16.8562134311916 1972 16.6424681758461 1973 16.5111898840184 1974 16.42431762234 1975 16.3307439827098 1976 16.2268171936797 1977 16.11355991622 1978 15.989342246377 1979 15.8878608899889 1980 15.8207175711297 1981 15.7569325001951 1982 15.7008593414489 1983 15.6869793938205 1984 15.7256550472863 1985 15.8061645617455 1986 15.929733431956 1987 16.0468124128323 1988 16.0728199095088 1989 15.9858110527572 1990 15.8433843380843 1991 15.6577613278105 1992 15.4120880212756 1993 15.1492313780328 1994 14.8741938654923 1995 14.5321209752473 1996 14.083313522131 1997 13.553045075151 1998 12.9664536849061 1999 12.3497455930545 2000 11.7447626295712 2001 11.1965910322074 2002 10.7549269045325 2003 10.4246993706619 2004 10.2020188334641 2005 10.0668449469934 2006 10.002476351181 2007 10.0378395615498 2008 10.2014168137887 2009 10.4407603473816 2010 10.6681031429623 2011 10.8340024218041 2012 10.9136027204743 2013 10.9373305027975 2014 10.9620743626078 2015 11.0266260408739 2016 11.127789600491 2017 11.2262233245217 2018 11.3439393113322 2019 11.4805307627453 2020 11.6159845786374 2021 11.7135349220894 2022 11.7169815817811 2023 11.5725308203104