| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 25 |
5.2%
|
| 2 | Every few weeks | 68 |
14.1%
|
| 3 | Every few months | 221 |
45.8%
|
| 4 | Not at all | 148 |
30.6%
|
| Sysmiss | 21 |
4.3%
|