Year	% of official school-age population
1998	83.17934
1999	84.99325
2002	64.61196
2003	64.41936
2004	68.08595
2005	66.30308
2006	68.33314
2007	67.47976
2008	71.40475
2009	72.41985
2010	69.44775
2011	77.44527
2012	79.91906
2013	83.18667
2014	80.20247
2015	73.78961
2018	74.7573