| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 654 |
52.7%
|
| 1 | At least once a week | 341 |
27.5%
|
| 2 | Less than once a week | 230 |
18.5%
|
| Sysmiss | 11 |
0.9%
|
|
| d | DK | 4 |
0.3%
|