| Value | Category | Cases | |
|---|---|---|---|
| -8 | other error | 0 |
0%
|
| -7 | filter error | 0 |
0%
|
| -5 | number of hours vary | 59 |
0.4%
|
| -3 | inapplicable | 14180 |
99.6%
|
| -2 | no answer | 1 |
0%
|
| -1 | does not know | 1 |
0%
|