| Omnibus | Deadline for confirmation of questions | Fieldwork Period | Days left to confirm questions |
|---|---|---|---|
| Omnibus 1 | 06.01 | 16.01 ... 28.01 | |
| Omnibus 2 | 27.01 | 06.02 ... 18.02 | |
| Omnibus 3 | 25.02 | 06.03 ... 18.03 | |
| Omnibus 4 | 24.03 | 03.04 ... 15.04 | |
| Omnibus 5 | 21.04 | 30.04 ... 13.05 | |
| Omnibus 6 | 19.05 | 29.05 ... 10.06 | |
| Omnibus 8 | 28.07 | 07.08 ... 19.08 | |
| Omnibus 9 | 18.08 | 04.09 ... 09.09 | |
| Omnibus 10 | 30.09 | 06.10 ... 10.10 | |
| Omnibus 11 | 27.10 | 06.11 ... 11.11 | |
| Omnibus 12 | 24.11 | 04.12 ... 09.12 |
