| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 5 |
15.6%
|
| -8 | does not apply | 3 |
9.4%
|
| -7 | refused to answer | 1 |
3.1%
|
| 1 | 10 |
31.3%
|
|
| 2 | 11 |
34.4%
|
|
| 3 | 1 |
3.1%
|
|
| 4 | 1 |
3.1%
|
|
| Sysmiss | 724 |