| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a week | 121 |
12.5%
|
| 2 | Once or twice a month | 87 |
9%
|
| 3 | A few times a year | 220 |
22.7%
|
| 4 | Never | 540 |
55.8%
|
| Sysmiss | 32 |