| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a week | 154 |
16.6%
|
| 2 | Once or twice a month | 80 |
8.6%
|
| 3 | A few times a year | 97 |
10.4%
|
| 4 | Never | 598 |
64.4%
|
| Sysmiss | 71 |