| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | primary | 67 |
75.3%
|
| 2 | secondary i | 16 |
18%
|
| 3 | secondary ii | 3 |
3.4%
|
| 4 | higher | 2 |
2.2%
|
| 8 | dk | 1 |
1.1%
|
| Sysmiss | 5054 |