| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 132 |
38.6%
|
| 2 | Less than once a year | 72 |
21.1%
|
| 3 | Once a year to a few times a year | 85 |
24.9%
|
| 4 | Less than once a month | 19 |
5.6%
|
| 5 | At least once a month | 28 |
8.2%
|
| 6 | At least once a week | 6 |
1.8%
|
| Sysmiss | 12 |