| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Never | 579 |
97.5%
|
| 1 | Often | 3 |
0.5%
|
| 2 | Sometimes | 6 |
1%
|
| 3 | Yes, but not in the last 12 months | 5 |
0.8%
|
| 4 | Yes, but frequency in last 12 months missing | 1 |
0.2%
|
| Sysmiss | 280 |