| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 5 |
2.8%
|
| 2 | Every day | 29 |
16%
|
| 3 | Several times a week | 110 |
60.8%
|
| 4 | Several times a month | 37 |
20.4%
|
| Sysmiss | 1438 |