| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 0 |
0%
|
| 2 | Every few weeks | 13 |
5.9%
|
| 3 | Every few months | 76 |
34.7%
|
| 4 | Not at all | 130 |
59.4%
|
| Sysmiss | 38 |