Year	% of female population
1960	4.8643491097629
1961	4.78514420620518
1962	4.69820781068374
1963	4.57929051799374
1964	4.40818397024011
1965	4.2225234724105
1966	4.0534262485482
1967	3.91855487794801
1968	3.83374956585019
1969	3.78565627434406
1970	3.75051975051975
1971	3.72746562411241
1972	3.73585283610991
1973	3.82089749739484
1974	3.95652884458245
1975	4.1053209350381
1976	4.32062216959242
1977	4.59312781500167
1978	4.87746960486322
1979	5.14189423288923
1980	5.39816352753142
1981	5.66140531116715
1982	5.8523858777035
1983	5.9325147738755
1984	5.97518700966977
1985	6.00469590244642
1986	5.96549164558496
1987	5.88387253635632
1988	5.86037574722459
1989	5.94673476833273
1990	6.11111111111111
1991	6.33782497042445
1992	6.61509995687317
1993	6.86512103831758
1994	7.04269323828603
1995	7.15175773137484
1996	7.22314331691618
1997	7.317649281935
1998	7.42995788317158
1999	7.59592013407176
2000	7.8174135751105
2001	8.05248208910933
2002	8.29892434901686
2003	8.56761896886758
2004	8.78941015201424
2005	8.98126037155462
2006	9.16315942057962
2007	9.27789242937407
2008	9.34720705258231
2009	9.35775575650767
2010	9.28282905266367
2011	9.11467426694727
2012	8.89406221075365
2013	8.65938872722555
2014	8.43060125360734
2015	8.22306324381013
2016	8.03809903213248
2017	7.86458239643108
2018	7.69189512921132
2019	7.53013119067089
2020	7.4006403718059
2021	7.30966900114505
2022	7.25582883139039
2023	7.22187638950645