Year	% female
2007	51.51304
2008	51.15786
2009	50.93931
2010	51.06402
2011	51.32355
2012	51.68744
2013	52.02204
2014	51.99834
2015	51.71782
2016	51.49875
2017	51.2747
2018	51.45439