| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once a week or more | 0 |
0%
|
| 2 | Once a month or more | 2 |
50%
|
| 3 | Every few months | 1 |
25%
|
| 4 | Other (specify) | 1 |
25%
|
| Sysmiss | 423 |