| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 9 |
4.5%
|
| 2 | Every few weeks | 59 |
29.4%
|
| 3 | Every few months | 96 |
47.8%
|
| 4 | Not at all | 37 |
18.4%
|
| Sysmiss | 1 |