| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | at least once a day | 1285 |
44%
|
| 2 | at least once a week | 1260 |
43.1%
|
| 3 | least often than once a week | 353 |
12.1%
|
| 4 | never | 24 |
0.8%
|
| Sysmiss | 78 |