| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a week | 85 |
9%
|
| 2 | Once or twice a month | 103 |
10.9%
|
| 3 | A few times a year | 127 |
13.5%
|
| 4 | Never | 626 |
66.5%
|
| Sysmiss | 59 |