Year	% of female population
1960	2.388978486911087
1961	2.426207278625572
1962	2.4640700772253856
1963	2.4868963741552763
1964	2.4915334974821017
1965	2.488617297164202
1966	2.4758636495979447
1967	2.4529896315151767
1968	2.430199211982618
1969	2.415574317728456
1970	2.411888786634091
1971	2.414617338413106
1972	2.4215810919107863
1973	2.429611459532911
1974	2.4299465797827415
1975	2.4219314204454516
1976	2.4084375320639677
1977	2.391084062024367
1978	2.3737654244834823
1979	2.362708261471252
1980	2.3602854906050053
1981	2.36377752101261
1982	2.37378104787158
1983	2.3894461935470006
1984	2.4077164264918207
1985	2.4256015162776134
1986	2.4367332334223026
1987	2.4349678492319278
1988	2.4212040179981025
1989	2.4000600782919634
1990	2.373332043962975
1991	2.3531059150356897
1992	2.3504534131171124
1993	2.3563848395156843
1994	2.365239477889411
1995	2.3886516286741353
1996	2.423756537821693
1997	2.450151906545758
1998	2.465169512405614
1999	2.477844011495393
2000	2.488535630517656
2001	2.4980901363650463
2002	2.5129858428978267
2003	2.5418723289603453
2004	2.5774787692331773
2005	2.6130938110449264
2006	2.6614807059532692
2007	2.7302732163560206
2008	2.809725386691459
2009	2.891919073960343
2010	2.9855898937620236
2011	3.087361458792458
2012	3.188928388869694
2013	3.301996329916618
2014	3.4270742589958285
2015	3.5647610089770936
2016	3.7148115099425136
2017	3.866573674409692
2018	4.003473688364142
2019	4.145843248323776
2020	4.294767887576991
2021	4.4231578003672025
2022	4.540445329075097
2023	4.649549908085411