Year	% female
1971	22.8762
1972	23.98246
1973	23.13476
1974	25.5143
1981	45.46526
1983	38.58942
1984	44.20051
1999	49.86186
2014	48.29399
2015	49.8616
2016	49.02755
2017	49.57033
2018	48.25795