Year	% of primary school age
1970	50.5036811828613
1973	29.6916809082031
1976	24.4128398895264
1977	29.788459777832
1978	31.3482608795166
1981	36.3385391235352
1983	39.0437812805176
1984	39.7231101989746
1985	40.9133491516113
1986	41.4648818969727
1987	42.1720809936523
1988	32.1152000427246
1989	32.4767189025879
1990	29.9592304229736
2005	3.37758994102478
2006	3.5901300907135
2008	8.54203033447266
2009	8.1956901550293
2010	5.03145980834961
2017	2.58299994468689
2018	0.467000007629395