| Value | Category | Cases | |
|---|---|---|---|
| 1 | Only once | 103 |
17.7%
|
| 2 | Every week | 41 |
7%
|
| 3 | Every month | 81 |
13.9%
|
| 4 | Annually | 24 |
4.1%
|
| 5 | Occasionally | 333 |
57.2%
|
| Sysmiss | 8236 |