Year	% of male teachers
2005	63.4375305175781
2006	63.2587394714355
2007	64.0135116577148
2008	62.5808982849121
2009	64.6547622680664
2010	64.1439590454102
2011	67.0139923095703
2012	68.0730514526367
2013	69.381462097168
2014	69.2966079711914
2015	71.0388717651367
2016	73.0549697875977
2017	74.4140167236328