Year	% of official school-age population
1999	45.94064
2001	43.96175
2002	42.32089
2003	42.83219
2004	43.30028
2005	42.88501
2006	39.29385
2007	42.77639
2008	44.08422
2014	75.00312
2015	84.20226
2016	80.12435
2017	65.11555