Year	% of female population
1960	4.038757071609625
1961	4.020947211806405
1962	4.022011299314987
1963	4.024432985447168
1964	4.027449656919513
1965	4.041642585359356
1966	4.063367135384551
1967	4.0876955243766515
1968	4.114857369782685
1969	4.141990897679659
1970	4.169333897891056
1971	4.200026668531606
1972	4.235352202185808
1973	4.276491839193648
1974	4.326226849827887
1975	4.378440503912832
1976	4.429043028049542
1977	4.480329925108702
1978	4.5341974206791225
1979	4.587400223052248
1980	4.629932146300532
1981	4.6592814909040845
1982	4.680859710104183
1983	4.701923993148095
1984	4.728067317528373
1985	4.759314845932141
1986	4.794481253508715
1987	4.833127347362337
1988	4.878081582667583
1989	4.931643709339914
1990	4.986179191161173
1991	5.04046704840211
1992	5.100488947987553
1993	5.171730424299011
1994	5.2458936771704625
1995	5.320837177114267
1996	5.397282164310022
1997	5.475346465063884
1998	5.561515753391783
1999	5.650222342399182
2000	5.739388210886122
2001	5.833014433002527
2002	5.9293816774567345
2003	6.0227801407327775
2004	6.107947809654183
2005	6.188645244852961
2006	6.26878956801845
2007	6.342148431769037
2008	6.406502890154873
2009	6.47054814859892
2010	6.541869566748125
2011	6.629668924185133
2012	6.736186047360722
2013	6.860847038289326
2014	7.011531169178238
2015	7.195467236520255
2016	7.397566114654756
2017	7.620237436404659
2018	7.860745533916527
2019	8.106846580756155
2020	8.350715142148431
2021	8.56065451839424
2022	8.76407782669497
2023	9.000082496503545