| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No education | 4 |
12.1%
|
| 1 | Primary | 7 |
21.2%
|
| 2 | Secondary | 19 |
57.6%
|
| 3 | Higher | 3 |
9.1%
|
| 8 | Don't know | 0 |
0%
|
| Sysmiss | 4449 |