| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 35 |
10.7%
|
| 2 | Every few weeks | 58 |
17.7%
|
| 3 | Every few months | 63 |
19.2%
|
| 4 | Not at all | 172 |
52.4%
|
| Sysmiss | 63 |