| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 4397 |
95.5%
|
| 1 | Often | 70 |
1.5%
|
| 2 | Sometimes | 107 |
2.3%
|
| 3 | Yes, but not in the last 12 months | 30 |
0.7%
|
| Sysmiss | 11882 |