Year	% of official school-age population
1998	82.1585
1999	85.94741
2002	60.85538
2003	62.70848
2004	66.21266
2005	62.51175
2006	64.55885
2007	66.56135
2008	70.93465
2009	71.04121
2010	67.98925
2011	76.33033
2012	77.91141
2013	80.75003
2014	79.34951
2015	72.91388
2018	74.04367