| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 0 |
0%
|
| 2 | Every few weeks | 2 |
1.7%
|
| 3 | Every few months | 37 |
31.4%
|
| 4 | Not at all | 79 |
66.9%
|
| Sysmiss | 23 |