Year	% of primary school age children
1971	79.93399
1973	80.61961
1974	81.29184
1975	80.24773
1976	80.69941
1977	84.01487
1978	86.00211
1979	89.51334
1980	88.06807
1994	91.40981
1995	91.95301
1996	93.12778
1997	95.68465
1998	95.95363
1999	95.62943
2000	96.41042
2001	97.59962
2005	97.09549
2006	97.74023
2008	93.05199