| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 63 |
17.8%
|
| 2 | Less than once a year | 57 |
16.1%
|
| 3 | Once a year to a few times a year | 114 |
32.2%
|
| 4 | Less than once a month | 38 |
10.7%
|
| 5 | At least once a month | 58 |
16.4%
|
| 6 | At least once a week | 24 |
6.8%
|
| Sysmiss | 12 |