Year	% of female population
1960	1.9939410733086103
1961	1.983188831143787
1962	1.9728213815873366
1963	1.9620896440343776
1964	1.9561335874543775
1965	1.9586915561497535
1966	1.9701937741466655
1967	1.9829203053406321
1968	1.9980520078810993
1969	2.026504157983371
1970	2.0638811498765883
1971	2.097998178472241
1972	2.1270025178829486
1973	2.154421090463635
1974	2.1803669507119228
1975	2.2027414738622224
1976	2.2196164610922398
1977	2.226410488885755
1978	2.2253516637559283
1979	2.2220180378255905
1980	2.2188407907189753
1981	2.219913749325916
1982	2.2273849923561513
1983	2.2414824302916188
1984	2.2598291292459964
1985	2.2773793041063364
1986	2.287289400329683
1987	2.2996288312723543
1988	2.3165989395402344
1989	2.3332182431305086
1990	2.3505753449016487
1991	2.3664762422753474
1992	2.386010548661446
1993	2.411537687717003
1994	2.4372594018413594
1995	2.461771152411679
1996	2.486457854339345
1997	2.5065392943599245
1998	2.515290298519807
1999	2.5165936073006527
2000	2.522876418537464
2001	2.5431598377105358
2002	2.5792066337767174
2003	2.6325734956730003
2004	2.6998341329516515
2005	2.752455957054011
2006	2.7879582229389985
2007	2.8327245920148205
2008	2.8867296301613568
2009	2.9464412715254373
2010	3.0269784976145337
2011	3.1191280632703817
2012	3.19955920545985
2013	3.2746523748452705
2014	3.3486562135652145
2015	3.414871452301051
2016	3.468001332300994
2017	3.518562416367414
2018	3.5688498455294604
2019	3.606195282105195
2020	3.6348314549673413
2021	3.6669882835450083
2022	3.6861233158158533
2023	3.6893796919650885