| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 155 |
20.5%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 1 | always | 10 |
1.3%
|
| 2 | often | 31 |
4.1%
|
| 3 | sometimes | 96 |
12.7%
|
| 4 | never | 464 |
61.4%
|