Year	% of male lower secondary school age
1975	29.7748908996582
1976	26.8799095153809
1977	25.7217998504639
1978	21.0351791381836
1979	14.3190298080444
1980	11.6821804046631
1981	13.7047100067139
1985	19.7663593292236
1987	23.6376399993896
1988	27.0282497406006
1989	26.3735294342041
1993	28.8483390808105
1999	41.8807716369629
2000	37.349250793457
2003	35.8595809936523
2004	31.4998302459717
2007	24.0430297851562