| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 9 |
2.7%
|
| 2 | Every few weeks | 60 |
18%
|
| 3 | Every few months | 107 |
32.1%
|
| 4 | Not at all | 157 |
47.1%
|
| Sysmiss | 107 |