Year	% of female population
1960	3.9591144242145186
1961	3.9232239422594484
1962	3.872984552707287
1963	3.8142469282768876
1964	3.7677585207888256
1965	3.7367474136090535
1966	3.7203397913196534
1967	3.710258659878659
1968	3.6674870836525706
1969	3.60133152251962
1970	3.55653325334019
1971	3.5291322476610727
1972	3.507298674499039
1973	3.505568668620818
1974	3.5312455518748402
1975	3.561115268504217
1976	3.5739837986067187
1977	3.592024120016435
1978	3.6295334252909393
1979	3.652851292850256
1980	3.668789403699467
1981	3.696927090600893
1982	3.7263334195557234
1983	3.7631375648086887
1984	3.806926933626526
1985	3.840867185295779
1986	3.86396015691803
1987	3.8644671123960346
1988	3.828532941584295
1989	3.7674425474455697
1990	3.707867052854851
1991	3.6747533125179284
1992	3.660690545582374
1993	3.6517121672614143
1994	3.6654310903753866
1995	3.7029729596855785
1996	3.7649075038038675
1997	3.868979593397765
1998	4.029466364576598
1999	4.239773809205661
2000	4.505687610168414
2001	4.787446234518583
2002	5.098895748982047
2003	5.408540451992707
2004	5.665706972467227
2005	5.87713327916766
2006	6.014966630508214
2007	6.104655260454009
2008	6.128101406213684
2009	6.003774300125591
2010	5.76616643197416
2011	5.5237343235094265
2012	5.45255291142771
2013	5.741159854141447
2014	6.228699290557268
2015	6.729521398843576
2016	7.23641028011162
2017	7.507642318833689
2018	7.508437269743127
2019	7.522000299811344
2020	7.600999147095898
2021	7.681296975648216
2022	7.756762102934191
2023	7.745129177696627