| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 19 |
11%
|
| 2 | Every few weeks | 26 |
15.1%
|
| 3 | Every few months | 54 |
31.4%
|
| 4 | Not at all | 59 |
34.3%
|
| Sysmiss | 14 |
8.1%
|