Year	% of primary school age children
1971	55.31763
1972	60.81075
1973	63.88534
1974	63.57231
1975	64.35845
1976	66.56629
1977	71.74721
1978	77.34045
1979	75.54382
1980	77.24723
1981	78.84504
1982	80.24472
1983	83.54158
1984	84.92807
1985	84.7819
1986	84.34625
1987	79.66392
1988	78.52063
1992	46.58486
1994	67.70678
1996	85.53804
1997	84.24244
1999	91.63859
2000	92.32883
2001	95.82042
2002	98.80379
2005	94.93018
2016	98.50108
2017	93.32123
2018	93.03679