| Valeur | Modalité | Cas | |
|---|---|---|---|
| -1 | Non réponse | 3 |
0.2%
|
| 1 | 1 |
0.1%
|
|
| 2 | 12 |
0.9%
|
|
| 3 | 3 |
0.2%
|
|
| 9 | 10 |
0.8%
|
|
| Sysmiss | 1255 |