| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 14 |
13.5%
|
| 2 | Every few weeks | 27 |
26%
|
| 3 | Every few months | 36 |
34.6%
|
| 4 | Not at all | 27 |
26%
|
| Sysmiss | 60 |