| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 2947 |
85%
|
| 1 | Often | 36 |
1%
|
| 2 | Sometimes | 348 |
10%
|
| 3 | Yes, but not in the last 12 months | 137 |
4%
|
| 4 | Yes, but widow/frequency missing | 0 |
0%
|
| 9 | 8 | ||
| Sysmiss | 10314 |