Year % of male population 1960 30.635377212470193 1961 30.705467549740966 1962 30.555791297490742 1963 30.335991594658 1964 30.11362073849275 1965 29.916187458117744 1966 29.645557763257898 1967 29.324484395408195 1968 29.04605343326374 1969 28.746342446682874 1970 28.41842670995446 1971 28.076340981023932 1972 27.73089318452769 1973 27.361758299286493 1974 26.98169301677206 1975 26.593689459041585 1976 26.19567890090252 1977 25.799885840886912 1978 25.405615280116027 1979 25.034921225018554 1980 24.71158303519098 1981 24.44665560390348 1982 24.202029114146832 1983 23.94644622940872 1984 23.689211066884052 1985 23.419516016469814 1986 23.14487470895588 1987 22.892868808021156 1988 22.673674532263178 1989 22.459232010589616 1990 22.242871977353527 1991 22.037412563973117 1992 21.841000570340103 1993 21.63983084135311 1994 21.41377194686252 1995 21.163126026014755 1996 20.908005573300915 1997 20.65498956133917 1998 20.392372061971205 1999 20.127363431627785 2000 19.860883245193186 2001 19.58280434508448 2002 19.300383799043416 2003 19.040200557447573 2004 18.801747273267946 2005 18.560918187218938 2006 18.332206728535727 2007 18.141122835129757 2008 17.994775204799573 2009 17.87704598519728 2010 17.774488706631963 2011 17.69591709299443 2012 17.632351585287555 2013 17.575285642226405 2014 17.520335872663104 2015 17.462664416495766 2016 17.408914343459468 2017 17.35905576910936 2018 17.286875513968077 2019 17.193221782435547 2020 17.096352610954234 2021 16.983485863292373 2022 16.81900026981157 2023 16.620685224348374