Year	% female
1971	45.1835289001465
1972	46.8942108154297
1973	53.2877998352051
1974	47.4732704162598
1975	49.4560089111328
1976	52.2609214782715
1977	53.7773895263672
1978	64.4565505981445
1982	57.0348510742188
1984	52.4944686889648
1985	52.5302391052246
1986	51.7314682006836
1987	53.194580078125
1988	53.0465393066406
1989	52.8642997741699
1991	52.9219207763672
1992	54.0511016845703
1993	55.3744087219238
1994	55.3922386169434
1995	54.8860397338867
1996	54.259880065918
1997	54.5625801086426
1998	53.8575592041016
1999	52.693660736084
2000	54.4786186218262
2001	54.3702011108398
2002	54.1961288452148
2003	54.372859954834
2009	57.4910697937012
2013	65.4876937866211
2014	66.4666213989258
2015	65.3357925415039
2016	66.8922271728516
2017	67.425537109375