| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 17 |
4.1%
|
| 2 | Monthly | 118 |
28.8%
|
| 3 | A few times a year | 165 |
40.2%
|
| 4 | Rarely | 96 |
23.4%
|
| 5 | Never | 14 |
3.4%
|
| Sysmiss | 13 |