Year	% of female population
1960	1.6752394993508966
1961	1.7237916263876445
1962	1.7722018853475379
1963	1.8130492974282721
1964	1.8662682460645372
1965	1.927232301691683
1966	1.9853717896589689
1967	2.046079197139997
1968	2.1024390413024574
1969	2.1577731621738807
1970	2.2140043661840068
1971	2.2679022595438507
1972	2.3247210833702856
1973	2.3852149423539815
1974	2.449103003338217
1975	2.513878082507833
1976	2.585869795800333
1977	2.670736669269435
1978	2.75971729170367
1979	2.85364197752024
1980	2.9558530850975493
1981	3.062018812871632
1982	3.1785793801110507
1983	3.2908940222306224
1984	3.4001026882010805
1985	3.5117246049227018
1986	3.6223483197399284
1987	3.7462566649717393
1988	3.881284316520117
1989	4.019767098595514
1990	4.153708030809803
1991	4.273983750474503
1992	4.399962782378528
1993	4.528109542755851
1994	4.640743939331764
1995	4.694757590194402
1996	4.647860930851871
1997	4.545099611361124
1998	4.438421234594088
1999	4.397300800057931
2000	4.4988670927030165
2001	4.691334078913225
2002	4.880305508886787
2003	5.043706384096602
2004	5.20650241093293
2005	5.379949145939805
2006	5.550973607038787
2007	5.7092645072829065
2008	5.857425219871056
2009	6.007342886533572
2010	6.168545792595564
2011	6.3261053793333595
2012	6.459616735697573
2013	6.577591735315763
2014	6.70935007356559
2015	6.840129996580302
2016	6.964076775124275
2017	7.083350743665592
2018	7.199784651644006
2019	7.333878408698293
2020	7.454581682061114
2021	7.530027001324082
2022	7.547818268256972
2023	7.586498987817998