| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 83 |
40.3%
|
| 2 | Less than once a year | 43 |
20.9%
|
| 3 | Once a year to a few times a year | 55 |
26.7%
|
| 4 | Less than once a month | 9 |
4.4%
|
| 5 | At least once a month | 13 |
6.3%
|
| 6 | At least once a week | 3 |
1.5%
|
| Sysmiss | 4 |