Year	% female
1970	53.04136
1971	54.00844
1972	47.95539
1973	42.80822
1974	42.23228
1975	51.61787
1976	54.87288
1977	58.56079
1979	61.88119
1980	59.52891
1981	60.69959
1982	58.967
1983	54.64621
1984	54.74765
2001	22.70115
2002	72.38806
2003	26.23907
2012	34.0249
2013	31.06061
2014	24.04692
2016	34.06619