| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 3222 |
92.9%
|
| 1 | Often | 15 |
0.4%
|
| 2 | Sometimes | 165 |
4.8%
|
| 3 | Yes, but not in the last 12 months | 68 |
2%
|
| 4 | Yes, but widow/frequency missing | 0 |
0%
|
| 9 | 6 | ||
| Sysmiss | 10314 |