| Value | Category | Cases | |
|---|---|---|---|
| -9 | refused to answer | 1 |
5.3%
|
| -8 | don't know | 4 |
21.1%
|
| 10 | 4 |
21.1%
|
|
| 12 | 1 |
5.3%
|
|
| 15 | 2 |
10.5%
|
|
| 16 | 1 |
5.3%
|
|
| 17 | 1 |
5.3%
|
|
| 24 | 1 |
5.3%
|
|
| 25 | 2 |
10.5%
|
|
| 220 | 1 |
5.3%
|
|
| 250 | 1 |
5.3%
|
|
| Sysmiss | 197 |