Year	% of primary school age children
1977	75.01683
1978	75.54262
1981	76.77876
1982	76.80274
1983	76.25072
1984	75.6167
1985	75.64594
1986	76.10397
1987	77.20437
1988	79.0356
1989	81.30225
1990	83.0529
1991	83.82893
1992	83.87298
1993	82.84935
1994	81.85865
1995	89.44908
1996	91.27826
2010	99.15318
2011	99.22743
2012	99.08821