Year	% of primary school age children
1971	80.70289
1972	85.34965
1973	86.66789
1974	85.83138
1976	88.73072
1977	90.29278
1978	94.33573
1979	95.85604
1980	96.03279
1981	94.89939
1982	95.50819
1983	93.79216
1984	93.73757
1985	91.64042
1986	92.50014
1987	89.30112
1988	88.22938
1989	87.43423
1990	85.70748
1991	81.15871
1992	78.30968
1993	77.18153
1994	81.71496
1998	97.3632
1999	98.55649
2000	96.05048
2001	97.0438
2002	97.80247
2003	96.02781
2004	95.56771
2005	98.62724
2006	93.30744
2007	99.60109
2009	96.29757
2011	99.36415
2012	97.92666
2014	93.57728
2015	96.17885
2016	97.23088
2017	97.77522
2018	98.19449