| Value | Category | Cases | |
|---|---|---|---|
| 0 | I don't know what it is | 81 |
3%
|
| 1 | Never or almost never | 625 |
23.5%
|
| 2 | several times a week | 800 |
30.1%
|
| 3 | several times a month | 659 |
24.8%
|
| 4 | several times a day | 493 |
18.5%
|
| Sysmiss | 1593 |