Year	% female
1971	31.7901191711426
1972	32.8125
1973	33.6798286437988
1974	38.6740303039551
1975	41.7460289001465
1976	44.8733406066895
1977	46.2702713012695
1978	46.9682388305664
1979	48.5973587036133
1980	50.6208915710449
1981	50.3078804016113
1982	51.4529914855957
1983	50.7713890075684
1984	53.0769195556641
1985	55.0086402893066
1986	52.9342308044434
1987	56.8977394104004
1988	56.3545684814453
1989	56.9404182434082
1990	54.7333717346191
1991	56.1883316040039
1992	56.7132110595703
1993	59.0128784179688
1994	59.1420402526855
1995	58.5277290344238
1998	56.404899597168
1999	56.544620513916
2001	55.1594314575195
2002	54.9602813720703
2003	55.7033805847168
2004	55.1717681884766
2005	55.7332801818848
2006	56.1451606750488
2008	55.6174812316895
2009	54.4706115722656
2010	55.0446815490723
2011	55.0668182373047
2012	54.9816398620605
2013	53.7764701843262
2014	54.6332511901855
2015	54.3563385009766
2016	52.6403694152832
2017	53.3205299377441
2018	53.7584686279297
2019	56.4305801391602
2020	55.1089401245117
2021	54.9684906005859
2022	51.3929290771484