| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 25 |
5.2%
|
| 2 | Monthly | 71 |
14.7%
|
| 3 | A few times a year | 133 |
27.5%
|
| 4 | Rarely | 126 |
26.1%
|
| 5 | Never | 109 |
22.6%
|
| Sysmiss | 19 |
3.9%
|