Year	% of official school-age population
1998	61.37761
1999	62.97448
2000	65.05509
2001	64.56186
2002	64.48492
2003	69.35705
2008	69.98672
2011	72.22201
2014	64.32523
2015	72.30392
2016	67.28856
2017	63.49191
2018	70.44196