Year	% of official school-age population
2001	76.7259
2002	76.67629
2003	79.06491
2004	75.52924
2005	76.0549
2006	74.49888
2007	77.76387
2008	78.87115
2009	75.1115
2010	76.14017
2011	74.74547
2012	73.31854
2013	71.90415
2014	74.12042
2015	73.75692
2016	73.77293