| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 4 |
5.6%
|
| 2 | Every few weeks | 15 |
20.8%
|
| 3 | Every few months | 13 |
18.1%
|
| 4 | Not at all | 40 |
55.6%
|
| Sysmiss | 24 |