Year % of male population 1960 27.8381553743953 1961 27.5235254511559 1962 27.1207553188592 1963 26.6397175638807 1964 26.0543955669902 1965 25.4230624748635 1966 24.980526108445 1967 24.6307666519739 1968 24.289726133862 1969 24.0233222260588 1970 23.7851986394623 1971 23.5866872141451 1972 23.5008603462367 1973 23.4757711594432 1974 23.3875954829271 1975 23.2371048082754 1976 23.0804271363079 1977 22.9795673259568 1978 22.8898302200668 1979 22.7984418849509 1980 22.6746135477429 1981 22.482038559086 1982 22.2802336127825 1983 22.1049821980122 1984 21.9442498122233 1985 21.8013083867421 1986 21.6738835229418 1987 21.5234748332787 1988 21.328969822053 1989 21.0856091797649 1990 20.7977098758763 1991 20.5333075367773 1992 20.2278865493182 1993 19.8665069606751 1994 19.5365739312764 1995 19.2252267218557 1996 18.9555716974109 1997 18.689555025734 1998 18.2968068836302 1999 17.8160434541261 2000 17.4157813753894 2001 17.1526707176566 2002 16.9482663818052 2003 16.7437964415559 2004 16.5397185907379 2005 16.325128811931 2006 16.0905712852293 2007 15.8777002173331 2008 15.6974626031149 2009 15.5355796735485 2010 15.3857119638276 2011 15.2366170054225 2012 15.1257035395129 2013 15.1723377567042 2014 15.3211084437587 2015 15.3938107923062 2016 15.3545719142017 2017 15.2596860270823 2018 15.169710032645 2019 15.1445626307512 2020 15.2212697470389 2021 15.3751790227961 2022 15.555132139512 2023 15.6749283245045