| Value | Category | Cases | |
|---|---|---|---|
| -2 | Don't know | 87 |
3.1%
|
| -1 | Refused | 22 |
0.8%
|
| 1 | Never | 1083 |
39.2%
|
| 2 | Sometimes | 1492 |
54%
|
| 3 | Every day | 78 |
2.8%
|
| Sysmiss | 237 |