| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 14 |
6%
|
| 2 | Every few weeks | 35 |
15%
|
| 3 | Every few months | 91 |
38.9%
|
| 4 | Not at all | 94 |
40.2%
|
| Sysmiss | 29 |