| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Never | 2429 |
96%
|
| 1 | Often | 30 |
1.2%
|
| 2 | Sometimes | 41 |
1.6%
|
| 3 | Yes, but not in the last 12 months | 19 |
0.8%
|
| 4 | Yes, but frequency in last 12 months missing | 10 |
0.4%
|
| Sysmiss | 2800 |