| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 18 |
9.4%
|
| 2 | Monthly | 37 |
19.4%
|
| 3 | A few times a year | 64 |
33.5%
|
| 4 | Rarely | 53 |
27.7%
|
| 5 | Never | 19 |
9.9%
|
| Sysmiss | 7 |