| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 33 |
34%
|
| 2 | Less than once a year | 20 |
20.6%
|
| 3 | Once a year to a few times a year | 30 |
30.9%
|
| 4 | Less than once a month | 6 |
6.2%
|
| 5 | At least once a month | 6 |
6.2%
|
| 6 | At least once a week | 2 |
2.1%
|
| Sysmiss | 25 |