| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 14335 |
93.8%
|
| 1 | Often | 262 |
1.7%
|
| 2 | Sometimes | 540 |
3.5%
|
| 3 | Yes, but not in the last 12 months | 144 |
0.9%
|
| Sysmiss | 5937 |