Year	% of female population
1960	3.92190712346396
1961	3.91270739959724
1962	3.85778798164623
1963	3.8137629052344
1964	3.78335405752492
1965	3.76993679717136
1966	3.77232884164274
1967	3.78599134495605
1968	3.80628063169359
1969	3.82656419002054
1970	3.84441154762896
1971	3.84706515285401
1972	3.83346607616775
1973	3.81935832054535
1974	3.80883308483935
1975	3.80436014609383
1976	3.80713706300163
1977	3.81518897805294
1978	3.82485906373343
1979	3.83458926197043
1980	3.84186052445255
1981	3.85362022370932
1982	3.86981319152673
1983	3.8834505965127
1984	3.8994056368633
1985	3.92387875427694
1986	3.96312674472005
1987	4.01896192173081
1988	4.08530603874484
1989	4.15118461532391
1990	4.20284959163802
1991	4.22962572931459
1992	4.22091337754116
1993	4.18750828802546
1994	4.15011499059168
1995	4.11281140952185
1996	4.08465767551408
1997	4.0748325749544
1998	4.08396841120684
1999	4.10501368995119
2000	4.13342039881069
2001	4.16798588512881
2002	4.20133505032719
2003	4.25200388361249
2004	4.32684920965304
2005	4.40769468215761
2006	4.49425347815796
2007	4.59207130633877
2008	4.70176337587693
2009	4.82198764890672
2010	4.95774010998876
2011	5.11460169899022
2012	5.27699517978983
2013	5.43102304978648
2014	5.59018790901248
2015	5.76158681307217
2016	5.94279995241519
2017	6.13239479959997
2018	6.26598977655617
2019	6.44110343604348
2020	6.67354116412249
2021	6.83678423289526
2022	6.99647601961024
2023	7.23043689361328