| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 24 |
6%
|
| 2 | Every few weeks | 91 |
22.8%
|
| 3 | Every few months | 184 |
46%
|
| 4 | Not at all | 101 |
25.3%
|
| Sysmiss | 23 |