| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 150 |
7.4%
|
| 2 | Most often | 301 |
14.9%
|
| 3 | Sometimes | 253 |
12.5%
|
| 4 | Very rare | 420 |
20.8%
|
| 5 | Not once | 826 |
40.9%
|
| 6 | I do not know | 68 |
3.4%
|
| Sysmiss | 4 |