Year	% female
1970	30.7502098083496
1971	30.7856502532959
1972	31.0096397399902
1973	31.3656597137451
1974	31.5751094818115
1975	31.884090423584
1976	32.1344909667969
1977	32.5932998657227
1978	33.139518737793
1979	33.8475303649902
1980	34.3646087646484
1981	34.7859802246094
1982	35.4219589233398
1983	35.8658714294434
1984	36.166690826416
1985	36.6147384643555
1986	36.8422393798828
1987	37.4947700500488
1988	37.482120513916
1989	37.6355590820312
1990	37.8696594238281
1991	37.2091598510742
1992	37.476749420166
1993	37.6687889099121
1994	38.4975090026855
1995	37.9197616577148
1996	38.0825805664062
1997	37.3940315246582
1998	36.6173210144043
1999	36.8571701049805
2000	38.1516914367676
2001	38.2448501586914
2002	38.0091590881348
2003	37.9873313903809
2004	38.7454795837402
2005	38.9981994628906
2006	39.857250213623
2007	40.0131301879883
2008	40.4438285827637
2009	40.266788482666
2010	40.8598899841309
2011	40.9853706359863
2012	40.7972984313965
2013	41.3803596496582
2014	41.7597618103027
2015	42.3291282653809
2016	42.3517608642578
2017	42.3598098754883
2018	42.2320213317871
2019	43.034969329834
2020	43.7224617004395
2021	43.7794418334961
2022	43.9183502197266