Year % of female population 1960 25.6548582032737 1961 25.7021089236769 1962 25.5326717448098 1963 25.2905645311946 1964 25.0127855659773 1965 24.6696381450632 1966 24.3117965695706 1967 23.9970968816895 1968 23.6808449679207 1969 23.363103110874 1970 23.0683597532299 1971 22.8303149372697 1972 22.6643908813818 1973 22.5503769149712 1974 22.4482764533282 1975 22.330476193512 1976 22.2075114478088 1977 22.0865598745473 1978 21.9772310134688 1979 21.8796065393497 1980 21.7655344248958 1981 21.6391280014252 1982 21.5142328011541 1983 21.3972755079223 1984 21.2853631164969 1985 21.1420630877753 1986 20.9453867513674 1987 20.7097076324553 1988 20.4456019935084 1989 20.1308720592446 1990 19.7536885686345 1991 19.3399718709325 1992 18.9176250791394 1993 18.4817248709384 1994 18.0221606028431 1995 17.5280637361118 1996 17.0228842043175 1997 16.552834306192 1998 16.1096981555307 1999 15.6739421886718 2000 15.2699920310592 2001 14.8926152032907 2002 14.5104274522876 2003 14.1575811607977 2004 13.8888616747166 2005 13.6915925756881 2006 13.544322242924 2007 13.4819359110697 2008 13.5123714728391 2009 13.5803248936461 2010 13.6742345644856 2011 13.7998667521777 2012 13.9387509799298 2013 14.0862999343932 2014 14.2331509213152 2015 14.3634282989629 2016 14.4870448470844 2017 14.6090020826366 2018 14.7223810348468 2019 14.8013494123932 2020 14.844108533306 2021 14.8460450543853 2022 14.7742023914148 2023 14.6158981909911