Year	% female
1970	48.20551
1971	48.34043
1972	48.60315
1973	48.14734
1974	48.81909
1975	48.93568
1976	48.83071
1977	48.85573
1978	48.651
1979	48.63043
1980	48.53575
1981	48.47915
1983	48.45728
1984	48.48254
1985	48.42065
1986	48.52253
1987	48.53756
1991	48.55747
1992	48.34551
1994	48.32385
1995	48.56403
1996	48.10057
1997	48.0507
1998	48.2553
1999	48.2703
2000	48.04725
2001	48.32021
2002	48.60633
2003	48.3338
2004	47.97574
2006	48.02465
2007	47.81216
2008	48.13493
2009	47.86118
2011	48.21569
2012	48.42963
2013	48.49529
2015	48.12604
2016	48.16712