Year	% of female population
1960	8.910343214648277
1961	8.727955436187164
1962	8.186614094591208
1963	7.3263562075218145
1964	6.442868122255259
1965	5.752876048449998
1966	5.423666177186796
1967	5.536438757683964
1968	5.983959473489306
1969	6.617896793843643
1970	7.272794704846194
1971	7.70754821380824
1972	7.9168514322517956
1973	8.090846570524402
1974	8.21587842320851
1975	8.291892834306703
1976	8.364277373946608
1977	8.430688768136726
1978	8.46845620599065
1979	8.448507964602229
1980	8.412304381484839
1981	8.378050876014395
1982	8.314201462260229
1983	8.20970067822123
1984	8.056535550294036
1985	7.842038291914051
1986	7.593068412029721
1987	7.369697854173067
1988	7.207372351114979
1989	7.085620034483809
1990	7.017832779173115
1991	7.016041884206548
1992	7.058119718859519
1993	7.099646457251837
1994	7.169495943952674
1995	7.279499214186808
1996	7.383118995877633
1997	7.461814903342914
1998	7.526454319647022
1999	7.592611127029569
2000	7.664208563902859
2001	7.735326409567042
2002	7.816487105670542
2003	7.936066517594061
2004	8.05388396395384
2005	8.136327507860988
2006	8.218144803371638
2007	8.300394556330323
2008	8.310236270130593
2009	8.24751359709747
2010	8.142646357732136
2011	7.965190078987351
2012	7.706279457094438
2013	7.399648830493958
2014	7.0879151413609325
2015	6.786627584300057
2016	6.507319277883449
2017	6.259611577504071
2018	6.049584895234425
2019	5.869542016508947
2020	5.7157641944284805
2021	5.608018918959714
2022	5.528817582110926
2023	5.445954729347665