Year % of female population 1960 10.9360750021171 1961 11.27150388007 1962 11.592246956293 1963 11.9063054843202 1964 12.24241101234 1965 12.5975415147209 1966 12.9653649111873 1967 13.3394616900776 1968 13.6866820182557 1969 13.9934129120288 1970 14.2529616898558 1971 14.4963627537452 1972 14.7666530338495 1973 15.0256503785319 1974 15.2435149150313 1975 15.4412693243458 1976 15.6227743609067 1977 15.7796143682488 1978 15.9189056192261 1979 16.0100980972358 1980 15.9190198733422 1981 15.587088481215 1982 15.1346598502825 1983 14.6487461270926 1984 14.3264426370363 1985 14.3005454603371 1986 14.431114296112 1987 14.6192136582724 1988 14.8390474783566 1989 15.0361991931431 1990 15.194341490761 1991 15.3316978526442 1992 15.4691714404884 1993 15.6044465230847 1994 15.7380408539508 1995 15.8973542198809 1996 16.0703524399855 1997 16.2218214949359 1998 16.338012053331 1999 16.4201532949985 2000 16.4834097702399 2001 16.5249105489403 2002 16.5462338237553 2003 16.5684822004194 2004 16.6314465622001 2005 16.7634100413117 2006 16.9523335981498 2007 17.1741790319164 2008 17.4655414712013 2009 17.8171157244336 2010 18.1414056480539 2011 18.5901108565664 2012 19.1984155987629 2013 19.7878568664098 2014 20.3234317394374 2015 20.8273404382637 2016 21.3272716926156 2017 21.8172467424301 2018 22.2602610078663 2019 22.6618036747142 2020 23.0308179041385 2021 23.3483093071622 2022 23.5869696276505 2023 23.774903281838