| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 7462 |
92.3%
|
| 1 | Often | 187 |
2.3%
|
| 2 | Sometimes | 323 |
4%
|
| 3 | Yes, but not in the last 12 months | 113 |
1.4%
|
| Sysmiss | 8401 |