| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 30 |
93.8%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 1 | 1 |
3.1%
|
|
| 10 | 1 |
3.1%
|
|
| Sysmiss | 724 |