| Jahr | Monat | Sichtungen |
|---|---|---|
| 2024 | 12 | 18 |
| 2024 | 11 | 172 |
| 2024 | 10 | 7 |
| 2024 | 6 | 2 |
| 2024 | 5 | 4 |
| 2024 | 4 | 119 |
| 2024 | 3 | 68 |
| 2024 | 2 | 195 |
| 2024 | 1 | 264 
|
| 2023 | 12 | 8 |
| 2023 | 11 | 23 |
| 2023 | 10 | 17 |
| 2023 | 9 | 8 |
| 2023 | 8 | 13 |
| 2023 | 7 | 1 |
| 2023 | 6 | 2 |
| 2023 | 5 | 10 |
| 2023 | 4 | 10 |
| 2023 | 3 | 19 |
| 2023 | 2 | 4 |
| 2023 | 1 | 21 |
| 2022 | 12 | 35 |
| 2022 | 11 | 4 |
| 2022 | 10 | 6 |
| 2022 | 9 | 2 |
| 2022 | 5 | 3 |
| 2022 | 2 | 5 |
| 2021 | 12 | 2 |
| 2021 | 2 | 1 |
| 2020 | 1 | 1 |
| Durchschnitt | 35 | |
| Total | 1044 | |