| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 14461 |
96.8%
|
| 1 | Often | 218 |
1.5%
|
| 2 | Sometimes | 226 |
1.5%
|
| 3 | Yes, but not in the last 12 months | 37 |
0.2%
|
| Sysmiss | 6276 |