| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 19 |
15%
|
| 2 | Every few weeks | 50 |
39.4%
|
| 3 | Every few months | 44 |
34.6%
|
| 4 | Not at all | 14 |
11%
|
| Sysmiss | 14 |