| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 12 |
8.8%
|
| 2 | Monthly | 23 |
16.9%
|
| 3 | A few times a year | 69 |
50.7%
|
| 4 | Rarely | 30 |
22.1%
|
| 5 | Never | 2 |
1.5%
|
| Sysmiss | 2 |