| Value | Category | Cases | |
|---|---|---|---|
| -8 | other error | 3 |
0%
|
| -7 | filter error | 0 |
0%
|
| -3 | inapplicable | 14406 |
99.4%
|
| -2 | no answer | 13 |
0.1%
|
| -1 | does not know | 66 |
0.5%
|