Year	% of official school-age population
2000	27.23677
2003	31.55026
2004	35.53007
2005	34.5869
2006	54.79171
2007	54.0086
2009	57.85549
2010	73.02549
2011	72.40607
2012	72.13714
2013	72.82421
2014	72.8773
2015	70.97043
2016	66.94338
2017	57.90526
2018	57.56015