| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 22 |
75.9%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 2 | 2 |
6.9%
|
|
| 4 | 2 |
6.9%
|
|
| 10 | 1 |
3.4%
|
|
| 11 | 1 |
3.4%
|
|
| 12 | 1 |
3.4%
|
|
| Sysmiss | 727 |