| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 30 |
16.9%
|
| 2 | Less than once a year | 28 |
15.7%
|
| 3 | Once a year to a few times a year | 68 |
38.2%
|
| 4 | Less than once a month | 7 |
3.9%
|
| 5 | At least once a month | 33 |
18.5%
|
| 6 | At least once a week | 12 |
6.7%
|
| Sysmiss | 29 |