| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 34 |
24.8%
|
| 2 | Less than once a year | 31 |
22.6%
|
| 3 | Once a year to a few times a year | 44 |
32.1%
|
| 4 | Less than once a month | 9 |
6.6%
|
| 5 | At least once a month | 12 |
8.8%
|
| 6 | At least once a week | 7 |
5.1%
|
| Sysmiss | 29 |