| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 3234 |
93.2%
|
| 1 | Often | 22 |
0.6%
|
| 2 | Sometimes | 162 |
4.7%
|
| 3 | Yes, but not in the last 12 months | 51 |
1.5%
|
| 4 | Yes, but widow/frequency missing | 0 |
0%
|
| 9 | 7 | ||
| Sysmiss | 10314 |