| Valores | Categoria |
|---|---|
| 1 | Vacation |
| 2 | Don't have money |
| 3 | Working |
| 4 | Sickness |
| 5 | Too far |
| 6 | No enough teachers |
| 7 | Not grade available |
| 8 | Finish studies |
| 9 | Too old |
| 10 | Pregnancy |
| 11 | Taking care of children |
| 12 | Too young |
| 13 | Family problems |
| 14 | Technical studies |
| 15 | Didn't want / not interest |
| 96 | Other |
| 98 | DK |