| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 20 |
15.6%
|
| 2 | Less than once a year | 28 |
21.9%
|
| 3 | Once a year to a few times a year | 40 |
31.3%
|
| 4 | Less than once a month | 12 |
9.4%
|
| 5 | At least once a month | 21 |
16.4%
|
| 6 | At least once a week | 7 |
5.5%
|
| Sysmiss | 19 |