| Value | Category | Cases | |
|---|---|---|---|
| -8 | other error | 52 |
7.6%
|
| -7 | filter error | 0 |
0%
|
| -4 | no personal income | 5 |
0.7%
|
| -3 | inapplicable | 192 |
28.2%
|
| -2 | no answer | 254 |
37.4%
|
| -1 | does not know | 177 |
26%
|