| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 10 |
8.8%
|
| 2 | Every few weeks | 20 |
17.5%
|
| 3 | Every few months | 49 |
43%
|
| 4 | Not at all | 35 |
30.7%
|
| Sysmiss | 20 |