| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 53 |
18.6%
|
| 2 | Every few weeks | 66 |
23.2%
|
| 3 | Every few months | 91 |
31.9%
|
| 4 | Not at all | 75 |
26.3%
|
| Sysmiss | 16 |