Year	% of official school-age population
2000	24.29437
2003	30.77158
2004	32.23409
2005	31.52722
2006	56.07821
2007	52.29744
2009	57.68177
2010	73.61917
2011	73.0221
2012	72.4463
2013	73.89542
2014	73.3272
2015	71.13317
2016	66.91123
2017	58.1163
2018	57.68515