| Value |
Category |
| 0 |
NIU (not in universe) |
| 10 |
None |
| 11 |
Preschool |
| 21 |
Primary, grade 1 |
| 22 |
Primary, grade 2 |
| 23 |
Primary, grade 3 |
| 24 |
Primary, grade 4 |
| 25 |
Primary, grade 5 |
| 26 |
Primary, grade 6 |
| 31 |
Junior secondary, grades 1-3 |
| 32 |
Senior secondary, grades 1-3 |
| 40 |
Post-secondary |
| 41 |
Vocational/commercial |
| 42 |
Teacher training |
| 43 |
Technical |
| 44 |
Nursing |
| 50 |
Tertiary (university) |
| 51 |
Tertiary (university), certificate/diploma |
| 52 |
Tertiary (university), first degree |
| 53 |
Tertiary (university), post-graduate |
| 60 |
Koranic |
| 70 |
Other |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.