Year	% female
1971	38.1899604797363
1972	39.9808692932129
1973	39.8708610534668
1974	39.5752906799316
1975	39.1168594360352
1976	40.1876792907715
1977	41.3201103210449
1978	41.6114807128906
1979	41.5001792907715
1980	42.8136596679688
1981	41.8895988464355
1982	42.3695411682129
1983	42.0627212524414
1984	42.7797317504883
1985	43.2550888061523
1986	43.5627784729004
1987	44.2770118713379
1988	44.9368896484375
1989	45.2894401550293
1990	45.3739585876465
1991	45.783130645752
1992	47.0394706726074
1993	48.3044815063477
1994	48.6431884765625
1995	50.0538711547852
1996	51.7924499511719
1997	51.4187316894531
1999	51.3061218261719
2000	57.2740898132324
2001	57.0065612792969
2002	58.6344604492188
2003	59.7821998596191
2004	59.5885581970215
2005	60.4671592712402
2006	61.0713081359863
2007	62.008228302002
2008	62.9938583374023
2009	63.8359985351562
2010	64.174072265625
2011	64.1045532226562
2012	64.7481994628906
2013	65.0282669067383
2014	65.716178894043
2015	65.5678329467773
2016	65.7285690307617
2017	66.1297607421875
2018	66.7008895874023
2019	66.3880767822266
2020	67.2392501831055
2021	66.4221115112305