| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no | 797 |
43.3%
|
| 1 | yes, spontaneously | 93 |
5.1%
|
| 2 | yes, probed | 949 |
51.6%
|
| 8 | not asked | 0 |
0%
|
| Sysmiss | 6 |