Year	% female
1970	33.673469543457
1971	32
1972	27.7419395446777
1973	24.8520698547363
1975	28.244270324707
1980	26.0700397491455
1999	32.671760559082
2000	32.6851196289062
2010	29.4699592590332
2011	29.2857093811035
2012	30.4916000366211
2013	42.7970008850098
2015	32.6067199707031
2016	34.1300010681152
2017	33.4140014648438
2018	34.1209983825684
