| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 37 |
10.1%
|
| 2 | Every few weeks | 101 |
27.4%
|
| 3 | Every few months | 128 |
34.8%
|
| 4 | Not at all | 59 |
16%
|
| Sysmiss | 43 |
11.7%
|