Year	% of female population
1960	3.6912737784180427
1961	3.7102510159848983
1962	3.7076777561071204
1963	3.6654423707980297
1964	3.6316337152395004
1965	3.611055662725154
1966	3.580269044095208
1967	3.5591581956439207
1968	3.5480652092214213
1969	3.534873032031737
1970	3.5023698456605112
1971	3.43744451878769
1972	3.3519300058074966
1973	3.265085350339162
1974	3.1920087823292995
1975	3.156999420215061
1976	3.1769204322611575
1977	3.2383999003810104
1978	3.3248579776289793
1979	3.4215304656171437
1980	3.517324098646764
1981	3.593229969900475
1982	3.653270479328138
1983	3.7097284427756265
1984	3.7433077992851103
1985	3.7564788312707686
1986	3.7584579255081096
1987	3.7480966264237976
1988	3.7295413424129182
1989	3.7056178253114287
1990	3.6922269032154205
1991	3.706644191051996
1992	3.73886845940439
1993	3.766962458434211
1994	3.7864292907520865
1995	3.790002615788156
1996	3.7817114381512127
1997	3.7417516894467333
1998	3.6631895759382607
1999	3.5944443133013353
2000	3.5631666089078995
2001	3.5962720587004706
2002	3.720471805953742
2003	3.932584209137657
2004	4.209447795208593
2005	4.535607504109167
2006	4.844538052479707
2007	5.14561993206643
2008	5.431150471921966
2009	5.661698011073795
2010	5.849522076265228
2011	5.977455994129447
2012	6.0661769771453065
2013	6.102919295334391
2014	6.012930912101337
2015	5.82355419522921
2016	5.626408155892414
2017	5.563085659625308
2018	5.797615581678938
2019	6.198102730794153
2020	6.606547980178624
2021	7.025372746275256
2022	7.252157367485727
2023	7.252842027226373