Year	% female
1989	37.2782
1990	38.55554
1991	38.05706
1994	40.68116
1998	43.99973
1999	43.99973
2000	42.00012
2001	42.00011
2002	39.99992
2003	40.00015
2004	40.00015
2005	39.07149
2006	39.92859
2007	40.7857
2008	41.64295
2009	42.50002
2010	45.11122
2011	45.02689
2012	43.48539
2014	46.75108
2015	48.44477
2016	49.64048
2017	48.50326