| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 6 |
6.3%
|
| 2 | Every few weeks | 26 |
27.1%
|
| 3 | Every few months | 37 |
38.5%
|
| 4 | Not at all | 27 |
28.1%
|
| Sysmiss | 26 |