Year	% of female population ages 15+ (national estimate)
1966	12.15
1972	7.86
1976	13.42
1986	8.95
1991	9.92
1996	10.64
2005	18.787
2006	18.136
2007	17.09
2008	14.844
2009	15.801
2010	15.259
2011	13.749
2012	14.874
2013	13.413
2014	13.053
2015	14.414
2016	16.257
2017	17.399
2018	17.529
2019	16.98
2020	13.876
2021	13.25
2022	13.577