Year	% of female population
1960	1.9067048058391203
1961	1.9052101908156758
1962	1.8949303075359363
1963	1.8654406474878487
1964	1.8323909370434854
1965	1.816796376989836
1966	1.8255730319658943
1967	1.8500427797410512
1968	1.8804651594392092
1969	1.9121826445285495
1970	1.9352987712975696
1971	1.9445498288337035
1972	1.9412062852680398
1973	1.933966942488572
1974	1.934863437959189
1975	1.9358033544431732
1976	1.9291130955947162
1977	1.9285627850675784
1978	1.9433157977899933
1979	1.966835971244494
1980	1.9914971989381052
1981	2.018271159229881
1982	2.04201897316562
1983	2.0502404910159986
1984	2.049636342950042
1985	2.059461104047484
1986	2.0762888243107045
1987	2.091530206913335
1988	2.1163999270525826
1989	2.1558456417513256
1990	2.1919981492744585
1991	2.2153365306045196
1992	2.2441095356892298
1993	2.287166231913042
1994	2.3239013135516102
1995	2.358994435850137
1996	2.4043127959109567
1997	2.4535637203106844
1998	2.5096622097671966
1999	2.5701832576834143
2000	2.625263790549547
2001	2.675377098268874
2002	2.7113602142320685
2003	2.7200582096474872
2004	2.7098311122110625
2005	2.7019179209434494
2006	2.708753342140119
2007	2.7218691392976413
2008	2.734875392129705
2009	2.7630203171550605
2010	2.809066490014643
2011	2.8736741691941936
2012	2.9681096939471066
2013	3.10412642421156
2014	3.278770940388329
2015	3.5010666103487535
2016	3.7392846335025216
2017	4.001673776985884
2018	4.265853528713665
2019	4.491423791581232
2020	4.68154487508899
2021	4.81309185288752
2022	4.9107045022598035
2023	4.959549322904913