Year	% female
1971	47.46866
1972	47.2723
1973	47.46644
1974	47.55519
1989	48.08499
1990	48.11674
1991	48.61981
1992	48.90844
1993	48.73088
1994	49.40188
1995	49.48543
1996	49.3009
1997	48.88816
1998	49.23746
1999	49.34372
2000	49.37298
2001	49.34325
2002	49.39218
2003	49.38993
2004	49.28158
2005	49.23226
2006	49.03101
2007	48.71036
2008	48.59491
2009	48.62034
2010	48.45893
2011	48.34374
2012	48.36893
2013	48.26468
2014	48.43397
2015	48.54449
2016	48.4972
2017	48.65778