| Value | Category | Cases | |
|---|---|---|---|
| 1 | almost every day | 474 |
4.8%
|
| 2 | at least once a week | 1264 |
12.9%
|
| 3 | less than once a week | 2509 |
25.7%
|
| 4 | not at all | 5529 |
56.6%
|
| Sysmiss | 5575 |