Year	% of female population
1960	1.4688656727690412
1961	1.468566218245871
1962	1.4657476345137372
1963	1.4609670073081948
1964	1.4559437822758556
1965	1.451530260906947
1966	1.4481258162255772
1967	1.446395808120115
1968	1.4461978290498982
1969	1.4464623953548685
1970	1.4463316529506234
1971	1.4462652952636461
1972	1.44608429874634
1973	1.4453441959796338
1974	1.4437166311564213
1975	1.4409741115147459
1976	1.4374847251824654
1977	1.4324136508033367
1978	1.4255396443360395
1979	1.419378959172162
1980	1.4157958621808093
1981	1.4150210299217643
1982	1.4152744079719302
1983	1.4154127343779426
1984	1.4180136932850345
1985	1.423112724643484
1986	1.428722966513611
1987	1.4345589318300955
1988	1.4387230963743267
1989	1.4409553882190365
1990	1.4427475538356287
1991	1.441788072772455
1992	1.438070281714104
1993	1.433739817397059
1994	1.4266799987544045
1995	1.4187358442180147
1996	1.4125865292707112
1997	1.4072945090326088
1998	1.4030461232425029
1999	1.4000479923633251
2000	1.3989021601922855
2001	1.3997258211772015
2002	1.4018211315363092
2003	1.4044709859494025
2004	1.4060402185096121
2005	1.405546983800538
2006	1.4023653594650487
2007	1.3971493412720875
2008	1.3913657969251316
2009	1.3867488545677629
2010	1.385194155588485
2011	1.3868011604499932
2012	1.3910183367185918
2013	1.394493197750469
2014	1.3955257688593057
2015	1.397089685616748
2016	1.3918076416131913
2017	1.381525203744639
2018	1.3799339196325406
2019	1.3878741082862596
2020	1.3974357550910632
2021	1.4096318935544299
2022	1.429543311817444
2023	1.4529277518332149