| Jahr | Monat | Sichtungen |
|---|---|---|
| 2024 | 6 | 2 |
| 2024 | 5 | 3 |
| 2023 | 3 | 2 |
| 2023 | 2 | 1 |
| 2023 | 1 | 6 |
| 2022 | 12 | 2 |
| 2022 | 11 | 20 |
| 2022 | 10 | 6 |
| 2022 | 9 | 13 |
| 2022 | 8 | 8 |
| 2022 | 7 | 2 |
| 2022 | 6 | 2 |
| 2022 | 5 | 6 |
| 2022 | 4 | 16 |
| 2022 | 3 | 16 |
| 2022 | 2 | 26 |
| 2022 | 1 | 8 |
| 2021 | 12 | 2 |
| 2021 | 8 | 1 |
| 2020 | 7 | 1 |
| 2020 | 6 | 3 |
| 2020 | 5 | 12 |
| 2020 | 4 | 1 |
| 2020 | 3 | 11 |
| 2020 | 2 | 9 |
| 2020 | 1 | 13 |
| 2019 | 12 | 15 |
| 2019 | 11 | 6 |
| 2019 | 10 | 10 |
| 2019 | 9 | 5 |
| 2019 | 8 | 1 |
| 2019 | 7 | 1 |
| 2019 | 6 | 5 |
| 2019 | 5 | 6 |
| 2019 | 4 | 5 |
| 2019 | 3 | 21 |
| 2019 | 2 | 15 |
| 2019 | 1 | 1 |
| 2018 | 12 | 5 |
| 2018 | 11 | 15 |
| 2018 | 10 | 42 
|
| 2018 | 9 | 12 |
| 2018 | 8 | 17 |
| Durchschnitt | 9 | |
| Total | 374 | |
