Year	% of male primary school age
1971	28.7539501190186
1972	30.9557991027832
1973	32.7863807678223
1974	36.0900001525879
1975	28.9274406433105
1976	27.9815998077393
1977	29.5289897918701
1978	27.8299293518066
1979	26.963939666748
1980	26.7361297607422
1988	19.9001502990723
1990	20.7704105377197
1991	22.846809387207
2011	3.82265996932983
2016	0.405490010976791
2017	2.18039989471436
2018	13.5920000076294
2019	3.89388990402222