| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 1358 |
97.9%
|
| 1 | often | 3 |
0.2%
|
| 2 | sometimes | 19 |
1.4%
|
| 3 | yes, but not in the last 12 months | 7 |
0.5%
|
| 4 | yes, but frequency in last 12 months missing | 0 |
0%
|
| Sysmiss | 1630 |