| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few DAYS | 11 |
4%
|
| 2 | Every few WEEKS | 40 |
14.7%
|
| 3 | Every few MONTHS | 129 |
47.3%
|
| 4 | Not at all | 93 |
34.1%
|
| Sysmiss | 8 |