| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 5 |
7.4%
|
| 2 | Every few weeks | 16 |
23.5%
|
| 3 | Every few months | 37 |
54.4%
|
| 4 | Not at all | 10 |
14.7%
|
| Sysmiss | 15 |