Table 5 Percentage of population aged 10 and 15 years and over by language literate in and sex : 1960 - 1990 census years
 
Sex Aged 10 years and over Aged 15 years and over
1990 1980 1970 1960 1990 1980 1970 1960
Total 94.1 89.5 81.8 70.8 93.3 88 78.6 67.7
Male 96 93.1 88.9 80.6 95.6 92.2 87.2 79.3
Female 92.1 86.1 74.8 61 91.2 83.9 70.3 56.1
       
Source : Population and Housing census 1960, 1970, 1980 and 1990, National Statistical Office.