| Value | Category | Cases | |
|---|---|---|---|
| 1 | often | 853 |
15.7%
|
| 2 | occasionally | 825 |
15.2%
|
| 3 | rarely | 774 |
14.2%
|
| 4 | never | 1068 |
19.7%
|
| 5 | not applicable | 1913 |
35.2%
|
| Sysmiss | 2677 |