| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 46 |
21.6%
|
| 2 | Less than once a year | 32 |
15%
|
| 3 | Once a year to a few times a year | 81 |
38%
|
| 4 | Less than once a month | 24 |
11.3%
|
| 5 | At least once a month | 29 |
13.6%
|
| 6 | At least once a week | 1 |
0.5%
|
| Sysmiss | 12 |