| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1777 |
51.2%
|
| 1 | Often | 136 |
3.9%
|
| 2 | Sometimes | 1236 |
35.6%
|
| 3 | Yes, but not in the last 12 months | 319 |
9.2%
|
| 4 | Yes, but widow/frequency missing | 0 |
0%
|
| 9 | 8 | ||
| Sysmiss | 10314 |