Year	% of primary school age children
1977	88.56238
1978	88.96851
1979	79.53812
1980	79.28354
1981	76.56047
1982	75.02992
1983	76.39527
1984	77.27961
1986	80.16044
1991	89.07874
1992	91.82186
1993	95.46467
1994	95.21316
1995	98.14344