Year	% of female population
1960	5.81310945931499
1961	5.74612008632564
1962	5.67660920653367
1963	5.62843600911597
1964	5.57659932659933
1965	5.5220630927037
1966	5.45537025431893
1967	5.43987035209546
1968	5.4640035118525
1969	5.51300050781567
1970	5.55439905407431
1971	5.56690226562855
1972	5.51416846455503
1973	5.39075502944827
1974	5.20320811170213
1975	4.96707463083677
1976	4.70728604568017
1977	4.44337277270119
1978	4.18323379194463
1979	3.94183186345305
1980	3.73577807555618
1981	3.5620484540047
1982	3.4194196560487
1983	3.3215667767815
1984	3.30796252927401
1985	3.41329019188955
1986	3.62169380375358
1987	3.91487989478543
1988	4.31175890225227
1989	4.79266870507145
1990	5.25911195040024
1991	5.69622292019006
1992	6.12748422095874
1993	6.55556829619437
1994	7.02191669512289
1995	7.56793299198032
1996	8.17829995072737
1997	8.83717328715534
1998	9.47239139401397
1999	9.87728699622665
2000	10.0704241046556
2001	10.1521153159781
2002	10.2295023104116
2003	10.3771820837471
2004	10.4938658303206
2005	10.5091132210536
2006	10.3379287766906
2007	9.9192781640909
2008	9.42910329171396
2009	9.07089590537303
2010	8.86095595475624
2011	8.81458301788388
2012	8.79118528379444
2013	8.66650331907266
2014	8.46508704352097
2015	8.2333008401801
2016	8.04021547686534
2017	7.87998984625388
2018	7.77777616272732
2019	7.77876776279832
2020	7.84336415449993
2021	7.90113663500046
2022	7.96611271911282
2023	8.07754895909321