Year	% of primary school age children
1971	79.53869
1973	80.0407
1974	80.97535
1975	80.34071
1976	80.7904
1977	83.90445
1978	85.77794
1979	88.93417
1980	87.55129
1994	91.98211
1995	92.52188
1996	93.75276
1997	96.26485
1998	96.70436
1999	96.46883
2000	97.06899
2001	98.41587
2002	99.19177
2003	99.12592
2005	97.90248
2006	98.50055
2007	99.09378
2008	94.52771
2009	98.13321
2010	98.34545
2011	98.21353
2012	97.92038
2013	98.0594
2014	97.85115
2015	98.16284
2016	98.06549
2017	98.03402
2018	97.5804