| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | primary | 5 |
83.3%
|
| 2 | secondary i | 1 |
16.7%
|
| 3 | secondary ii | 0 |
0%
|
| 4 | higher | 0 |
0%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 5137 |