| Value |
Category |
| 01 |
Nursery 1 |
| 02 |
Nursery 2 |
| 11 |
Primary 1 |
| 12 |
Primary 2 |
| 13 |
Primary 3 |
| 14 |
Primary 4 |
| 15 |
Primary 5 |
| 16 |
Primary 6 |
| 21 |
JSS 1 |
| 22 |
JSS 2 |
| 23 |
JSS 3 |
| 24 |
SSS 1 |
| 25 |
SSS 2 |
| 26 |
SSS 3 |
| 27 |
Lower 6 |
| 28 |
Upper 6 |
| 31 |
Teacher training |
| 32 |
Vocational or technical |
| 33 |
Modern school |
| 34 |
National Certificate of Education (NCE) |
| 41 |
Polytechnic or professional |
| 42 |
1st degree |
| 43 |
Higher degree |
| 51 |
Quaranic |
| 52 |
Quaranic integrated |
| 61 |
Adult education |
| 98 |
Unknown |
| 99 |
NIU (not in universe) |
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.