Year	% of primary school age children
1971	79.57353
1972	78.21518
1973	78.04012
1974	77.08835
1975	70.99085
1976	68.77587
1977	68.11347
1978	69.019
1979	69.99553
1980	69.21742
1981	71.51784
1982	68.43544
1983	68.05516
1984	68.09883
1985	68.95197
1986	73.50297
1987	77.48683
1988	78.76016
1989	78.95243
1990	78.78041
1991	79.15071
1992	77.19921
1993	97.66881
1994	96.77906
1995	96.13147
1996	95.85717
1997	96.37603
2000	98.40497
2001	97.81676
2002	98.78087
2003	98.8198
2004	98.69436
2012	98.3456
2013	97.93305
2014	97.79261
2015	98.15911
2016	97.45568
2017	98.22379