| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very often | 712 |
7.1%
|
| 2 | Often | 1050 |
10.5%
|
| 3 | Rare | 789 |
7.9%
|
| 4 | Never | 677 |
6.8%
|
| 5 | I do not know | 6749 |
67.6%
|
| Sysmiss | 15 |