| Value | Category |
|---|---|
| 1 | regular schooling |
| 2 | organised technical education |
| 3 | through contractor |
| 4 | through craftsman |
| 5 | public enterprise |
| 6 | private sector |
| 7 | language courses/programs |
| 8 | computer courses/programs |
| 9 | secretarial courses/programs |
| 10 | through family |
| 11 | other |