| Value | Category | Cases | |
|---|---|---|---|
| 0 | not at all | 2138 |
54%
|
| 1 | less than once a week | 691 |
17.4%
|
| 2 | at least once a week | 768 |
19.4%
|
| 3 | almost every day | 364 |
9.2%
|
| Sysmiss | 28 |