| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 8 |
5.9%
|
| 2 | Every few weeks | 18 |
13.2%
|
| 3 | Every few months | 20 |
14.7%
|
| 4 | Not at all | 90 |
66.2%
|
| Sysmiss | 17 |