Year % of female population 1960 1.63837917911356 1961 1.62348107739756 1962 1.61562571787184 1963 1.61275118729438 1964 1.61141297346888 1965 1.60915386520321 1966 1.60639126295506 1967 1.60372427200139 1968 1.59997752565154 1969 1.59293690132921 1970 1.58206807041004 1971 1.5685906194543 1972 1.55286100336056 1973 1.53674544020145 1974 1.52069021480408 1975 1.50325978381609 1976 1.48411146377855 1977 1.46219133572716 1978 1.43663629790655 1979 1.43174625126862 1980 1.44529391597896 1981 1.45334953433817 1982 1.45740553042968 1983 1.45967599435256 1984 1.47040640072197 1985 1.48795281658412 1986 1.50185954209638 1987 1.50744821566814 1988 1.50019183917971 1989 1.49004490658511 1990 1.48100414423745 1991 1.46809329986939 1992 1.44970495874551 1993 1.39753000452945 1994 1.32347200643726 1995 1.26058449571944 1996 1.20777460945115 1997 1.16746821581105 1998 1.1383156008739 1999 1.1205902947695 2000 1.11523056889027 2001 1.12087609330746 2002 1.13775941685049 2003 1.1674112796791 2004 1.21116220849452 2005 1.26923108911432 2006 1.34044194232169 2007 1.42223416245118 2008 1.51033316805795 2009 1.59898666903305 2010 1.69537169443941 2011 1.80174267014113 2012 1.90729179178866 2013 2.00907775438655 2014 2.10400956193013 2015 2.18335646074948 2016 2.24357288807849 2017 2.2854313539027 2018 2.3123622690653 2019 2.32681514087918 2020 2.32466726440415 2021 2.30598841435032 2022 2.27849397624907 2023 2.24807023287717