| Value |
Category |
| 1 |
Niveau 1 |
| 2 |
Niveau 2 |
| 3 |
Niveau 3 |
| 4 |
Niveau 4 |
| 5 |
Niveau 5 |
| 6 |
Niveau 6 |
| 7 |
Tous les niveaux |
| 8 |
Déchargé |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.