| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 543 |
15.8%
|
| 2 | Sometimes | 852 |
24.7%
|
| 3 | Never | 1679 |
48.7%
|
| 4 | Don't know | 371 |
10.8%
|
| Sysmiss | 87 |