| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 32 |
12%
|
| 2 | Less than once a year | 29 |
10.9%
|
| 3 | Once a year to a few times a year | 63 |
23.6%
|
| 4 | Less than once a month | 90 |
33.7%
|
| 5 | At least once a month | 38 |
14.2%
|
| 6 | At least once a week | 15 |
5.6%
|
| Sysmiss | 2 |