| Value | Category | Cases | |
|---|---|---|---|
| 1 | Regularly, at least once per week | 51 |
2.8%
|
| 2 | Regularly, at least once per month | 302 |
16.8%
|
| 3 | Occasionally | 1102 |
61.2%
|
| 4 | Once | 317 |
17.6%
|
| 9 | Don't know / Don't remember | 29 |
1.6%
|
| Sysmiss | 6142 |