| Value | Category | Cases | |
|---|---|---|---|
| -8 | other error | 0 |
0%
|
| -7 | filter error | 0 |
0%
|
| -5 | no more mother | 0 |
0%
|
| -3 | inapplicable | 10397 |
99.9%
|
| -2 | no answer | 11 |
0.1%
|
| -1 | does not know | 3 |
0%
|