| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 4337 |
96.2%
|
| 1 | Often | 30 |
0.7%
|
| 2 | Sometimes | 88 |
2%
|
| 3 | Yes, but not in the last 12 months | 52 |
1.2%
|
| 4 | Yes, but frequency in last 12 months missing | 3 |
0.1%
|
| 9 | 9 | ||
| Sysmiss | 26560 |