Year	% of primary school age children
1971	91.84958
1972	92.47306
1973	93.77402
1974	95.5177
1975	96.08029
1976	96.53888
1977	96.06916
1978	95.32508
1979	94.10983
1980	92.08873
1981	93.80454
1982	93.81826
1983	94.70051
1984	94.60031
1985	94.44021
1986	93.52119
1987	91.10829
1988	91.91613
1989	91.30045
1990	90.75441
1991	90.53294
1992	89.09158
1993	87.31849
1994	86.95302
1995	89.6269
1996	88.84115
1997	89.91082
1998	97.34607
1999	98.10794
2000	99.28188
2001	97.83296
2002	97.36428
2003	97.06013
2004	95.93131
2005	95.01333
2006	94.65954
2007	94.72474
2010	95.86387
2011	96.08884
2012	96.93929
2013	96.83712
2014	96.15159
2015	97.09805
2016	97.9252
2017	98.45671