| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very often | 453 |
4.5%
|
| 2 | Often | 740 |
7.4%
|
| 3 | Rarely | 722 |
7.2%
|
| 4 | Never | 1324 |
13.3%
|
| 5 | I do not know | 6736 |
67.5%
|
| Sysmiss | 17 |