Year	% of official school-age population
1999	77.51595
2000	71.0152
2001	73.90663
2002	74.23712
2003	82.19388
2004	82.24987
2005	86.53522
2006	79.03477
2007	83.43918
2008	86.39108
2009	70.08325
2010	78.16211
2011	72.12777
2014	89.37709
2017	86.63845
2018	92.92365