| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 17 |
10.7%
|
| 2 | Every few weeks | 48 |
30.2%
|
| 3 | Every few months | 68 |
42.8%
|
| 4 | Not at all | 26 |
16.4%
|
| Sysmiss | 41 |