| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 26 |
21%
|
| 2 | Every few weeks | 38 |
30.6%
|
| 3 | Every few months | 47 |
37.9%
|
| 4 | Not at all | 13 |
10.5%
|
| Sysmiss | 24 |