Year	% female
1976	47.89452
1977	47.92506
1978	47.99487
1979	48.02233
1980	48.07123
1981	48.11274
1982	48.27125
1983	48.35959
1984	48.42098
1985	48.52601
1986	48.57432
1987	48.56577
1988	48.58587
1989	48.58395
1990	48.57854
1991	48.58158
1992	48.59664
1993	48.63575
1994	48.56241
1995	48.51231
1996	48.42224
1997	48.36516
1998	48.28745
1999	48.25276
2000	48.21306
2001	48.22348
2002	48.25138
2003	48.32829
2004	48.35469
2005	48.36621
2006	48.44546
2007	48.46284
2008	48.51082
2009	48.56768
2010	48.60587
2011	48.61439
2012	48.58063
2013	48.62569
2014	48.67848
2015	48.65931
2016	48.63628
2017	48.54736
2018	48.53897