| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 31 |
8.7%
|
| 2 | Monthly | 59 |
16.6%
|
| 3 | A few times a year | 168 |
47.3%
|
| 4 | Rarely | 78 |
22%
|
| 5 | Never | 19 |
5.4%
|
| Sysmiss | 11 |