Year % of female population 1960 4.97341902721574 1961 4.98969908852541 1962 5.04301439980266 1963 5.0951532050403 1964 5.13781631516356 1965 5.13475387927834 1966 5.0499583071229 1967 4.87847022232462 1968 4.63104541850719 1969 4.32029173103957 1970 4.08564862596155 1971 4.02363456898443 1972 4.04133023128507 1973 4.07892940051891 1974 4.14793624846751 1975 4.26491974394172 1976 4.39099825011191 1977 4.50770252144106 1978 4.60732133425426 1979 4.66464405677755 1980 4.6686910313415 1981 4.71081011246651 1982 4.84016516721814 1983 4.99257507424926 1984 5.16290449663409 1985 5.37272777808661 1986 5.62014420658432 1987 5.84252300344174 1988 6.02530430116637 1989 6.19907446838713 1990 6.33837013339427 1991 6.44508836355291 1992 6.57276995305164 1993 6.7450406223983 1994 6.94819367066797 1995 7.16164359936187 1996 7.39328171324947 1997 7.63272900350482 1998 7.81150529544534 1999 7.90571274941506 2000 7.94142577382866 2001 7.93124688352448 2002 7.88200451573175 2003 7.74603546483534 2004 7.52781030444965 2005 7.22745172671244 2006 6.85172171468728 2007 6.4578482625313 2008 6.11682640171165 2009 5.89926369210009 2010 5.85366570207265 2011 5.97657570280239 2012 6.2295802505311 2013 6.58371605065074 2014 6.96627908664664 2015 7.26271405214697 2016 7.45081744064421 2017 7.55611896080219 2018 7.59813969268175 2019 7.65067822682142 2020 7.75503987594151 2021 7.93308223132543 2022 8.19105163151204 2023 8.47310072774264