Year	% of female population
1960	3.87815134899852
1961	3.8620428529895
1962	3.86520339402787
1963	3.87939433175987
1964	3.90548259177065
1965	3.96513676619507
1966	4.0449476346477
1967	4.11460872327723
1968	4.16491933985551
1969	4.20105760170535
1970	4.22559856813603
1971	4.22339700028536
1972	4.2054488029286
1973	4.19302561263622
1974	4.17922847648087
1975	4.15867684436579
1976	4.13323675073028
1977	4.1026996413064
1978	4.07515445799286
1979	4.06257288160373
1980	4.06500254439296
1981	4.05382728798245
1982	4.01110508702724
1983	3.94998074794244
1984	3.87786073477394
1985	3.79917488287532
1986	3.73399590920483
1987	3.70179975283256
1988	3.71241542218841
1989	3.7795686078589
1990	3.90897544947159
1991	4.06705998919114
1992	4.2325646206368
1993	4.42020726371031
1994	4.63467129086551
1995	4.87264344910483
1996	5.12899168686156
1997	5.39758982336785
1998	5.6724048783839
1999	5.95249818869889
2000	6.24161660182649
2001	6.54196233795542
2002	6.85885406790854
2003	7.14803111250289
2004	7.33308803953418
2005	7.43516464109461
2006	7.50221688150324
2007	7.53420743357907
2008	7.53021178206631
2009	7.50838664204206
2010	7.45444854180944
2011	7.3620676110922
2012	7.28168333638002
2013	7.14171286439999
2014	6.99038128171644
2015	7.01797028490179
2016	7.15911725748659
2017	7.30284574863625
2018	7.48858143263968
2019	7.71890530850834
2020	7.98391135988683
2021	8.22145412321318
2022	8.3189592060482
2023	8.33997041756741