Year	% of female population ages 15+ (national estimate)
1963	22.06
1971	20.6
1977	31.89
1980	13.26
1989	38.23
1990	39.77
1991	39.69
1995	33.42
1996	33.74
1998	34.3
1999	34.61
2000	44.5
2001	42.036
2003	46.4
2004	44.6
2005	44.8
2006	43.48
2007	42.2
2008	43.7
2012	66.675
2013	64.76
2014	48.049