| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 19 |
19.2%
|
| 2 | Less than once a year | 17 |
17.2%
|
| 3 | Once a year to a few times a year | 45 |
45.5%
|
| 4 | Less than once a month | 5 |
5.1%
|
| 5 | At least once a month | 11 |
11.1%
|
| 6 | At least once a week | 2 |
2%
|
| Sysmiss | 23 |