| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 7 |
6%
|
| 2 | Every few weeks | 20 |
17.1%
|
| 3 | Every few months | 55 |
47%
|
| 4 | Not at all | 35 |
29.9%
|
| Sysmiss | 39 |