Year	% of female population
1960	12.3392216264395
1961	12.4165676357207
1962	12.451402072906
1963	12.5253613470256
1964	12.6638746473584
1965	12.830954392073
1966	12.9502033558722
1967	13.0197035196035
1968	13.0665054438241
1969	13.0730935512804
1970	13.0839854863768
1971	13.1683125373352
1972	13.2906678194729
1973	13.3347495955482
1974	13.2227906892877
1975	12.9571496575946
1976	12.5541614197671
1977	12.0209105383011
1978	11.4158795060607
1979	10.8172668752261
1980	10.288450575761
1981	9.90305638663139
1982	9.71804048228387
1983	9.69239286151974
1984	9.73083744105853
1985	9.76984313676939
1986	9.78483810950662
1987	9.78247493575591
1988	9.8250048346702
1989	9.97523932688819
1990	10.2181485105687
1991	10.5116227796077
1992	10.8078028779086
1993	11.0449971439379
1994	11.1729185476614
1995	11.214532056832
1996	11.1700194120868
1997	11.0065133166818
1998	10.7331905396702
1999	10.375422902133
2000	9.92712711938752
2001	9.41372295172924
2002	8.91599210978055
2003	8.46276726019235
2004	8.05852872948413
2005	7.70015239388402
2006	7.37875982560339
2007	7.08804207806852
2008	6.84431227356534
2009	6.66587719650687
2010	6.55122469252304
2011	6.48586020339511
2012	6.44845513020395
2013	6.42848143217911
2014	6.40919301413599
2015	6.38907661801313
2016	6.38596359461591
2017	6.40706137063869
2018	6.41221013026731
2019	6.42399402128485
2020	6.45679786988481
2021	6.47098134429502
2022	6.46551668589029
2023	6.43642919118672