| Value | Category | Cases | |
|---|---|---|---|
| -9 | -9. Don't know | 0 |
0%
|
| -7 | -7. father and mother included | 2 |
28.6%
|
| 600 | 1 |
14.3%
|
|
| 6500 | 1 |
14.3%
|
|
| 20000 | 1 |
14.3%
|
|
| 30000 | 1 |
14.3%
|
|
| 40000 | 1 |
14.3%
|
|
| Sysmiss | 92 |