Year	% of primary school age children
1978	71.81882
1979	75.19104
1980	75.63177
1982	85.80698
1983	87.31887
1984	88.30769
1986	88.13968
1991	86.26625
1993	87.56326
2000	85.74906
2003	90.41757
2004	90.92946
2005	86.30756
2006	89.88248
2007	84.49307
2008	87.56264
2009	86.38392
2010	87.47124
2011	87.69119
2012	84.39327
2013	80.15938
2014	79.92251
2015	78.42569
2016	79.95579
2017	80.47058