| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 14570 |
95.3%
|
| 1 | Often | 264 |
1.7%
|
| 2 | Sometimes | 344 |
2.3%
|
| 3 | Yes, but not in the last 12 months | 103 |
0.7%
|
| Sysmiss | 5937 |