| Value | Category | Cases | |
|---|---|---|---|
| -2 | Don't know | 75 |
2.7%
|
| -1 | Refused | 8 |
0.3%
|
| 1 | Never | 815 |
29.5%
|
| 2 | Sometimes | 1730 |
62.6%
|
| 3 | Every day | 134 |
4.9%
|
| Sysmiss | 237 |