Year	% of female population
1960	0.4569578144053163
1961	0.45347324772144065
1962	0.4535407092594818
1963	0.45699484789232936
1964	0.46273668151122554
1965	0.4714785173028378
1966	0.4831303423109762
1967	0.4961183635349713
1968	0.5088594226789455
1969	0.5199558863560942
1970	0.5287002049739394
1971	0.5394430855130844
1972	0.5542129346108717
1973	0.5695280219495286
1974	0.5853170284851062
1975	0.6037544680114004
1976	0.6246481252159873
1977	0.6467595543630438
1978	0.6690892867679359
1979	0.6911190415278268
1980	0.7095872707428866
1981	0.7231602963669269
1982	0.7362293494740206
1983	0.750376638191428
1984	0.7653791536042664
1985	0.7819340287617491
1986	0.8003775476621301
1987	0.8204505781154738
1988	0.8414677400478368
1989	0.8643126650684675
1990	0.8876264467755743
1991	0.9107621109253333
1992	0.9348198827706798
1993	0.9598476609221609
1994	0.9868368306813776
1995	1.0145708980781842
1996	1.0414497223740686
1997	1.067816639423589
1998	1.0943697190086976
1999	1.122886018107034
2000	1.1559189260756209
2001	1.1938574180437456
2002	1.2357836159874436
2003	1.2794167670959227
2004	1.3252136947545057
2005	1.375071356970939
2006	1.4279953882401102
2007	1.4812386661355534
2008	1.5340610122606284
2009	1.5857749752584414
2010	1.6327211957061913
2011	1.6807804761295961
2012	1.7300528769964676
2013	1.7780077587763488
2014	1.8243044336102463
2015	1.8687534796560175
2016	1.9113578653076617
2017	1.9543325094374127
2018	2.0003767781215225
2019	2.0457942813371552
2020	2.082605839468281
2021	2.110785696880441
2022	2.1428048264724304
2023	2.19190889161591