Year	% of female population
1960	0.745740475409553
1961	0.807479813004675
1962	0.912812940465803
1963	1.02018846988291
1964	1.08750591035821
1965	1.11308637229936
1966	1.09670516411241
1967	1.04008901801997
1968	0.978800248873241
1969	0.960707795883106
1970	0.996970855512749
1971	1.07766194213424
1972	1.19059822801494
1973	1.30794750594522
1974	1.39516402007388
1975	1.45057860986217
1976	1.48864356566982
1977	1.51864865262198
1978	1.55998242273326
1979	1.61252697264828
1980	1.67457518900643
1981	1.7443878731775
1982	1.81167782137087
1983	1.87078498195361
1984	1.93469328912276
1985	2.00261780104712
1986	2.05456333191471
1987	2.09743597339693
1988	2.14452353891248
1989	2.1875
1990	2.22178229883657
1991	2.23444169337566
1992	2.19936094603876
1993	2.12501644183973
1994	2.03010851072955
1995	1.91592833785181
1996	1.79648892893221
1997	1.69945974788235
1998	1.62954064711566
1999	1.59197735626737
2000	1.58123152399522
2001	1.56251934577241
2002	1.5405682985279
2003	1.53403179365579
2004	1.53042895121309
2005	1.52457443405949
2006	1.51469038979281
2007	1.48948463138433
2008	1.45612815750795
2009	1.43750772098874
2010	1.43910416320195
2011	1.46639466526279
2012	1.49495344567213
2013	1.50860443314188
2014	1.52092068109866
2015	1.53756304751792
2016	1.56896260656706
2017	1.62195620928061
2018	1.68545188895846
2019	1.74954055092357
2020	1.84602042185903
2021	1.96064341952637
2022	2.06202405014189
2023	2.16766673773771