Species: Common Cuckoo (Cuculus canorus)
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2024 | 1 | 26 | 26 | 39 |
| 2023 | 1 | 24 | 22 | 28 |
| 2022 | 1 | 23 | 23 | 30 |
| 2021 | 1 | 26 | 25 | 32 |
| 2020 | 1 | 23 | 23 | 30 |
| 2019 | 1 | 33 | 32 | 40 |
| 2018 | 1 | 28 | 28 | 39 |
| 2017 | 1 | 31 | 30 | 43 |
| 2016 | 1 | 34 | 33 | 44 |
| 2015 | 1 | 30 | 30 | 37 |
| 2014 | 1 | 32 | 30 | 42 |
| 2013 | 1 | 49 | 48 | 55 |
| 2012 | 1 | 39 | 39 | 46 |
| 2011 | 1 | 37 | 36 | 42 |
| 2010 | 1 | 33 | 33 | 33 |
| 2009 | 1 | 37 | 37 | 43 |
| 2008 | 1 | 98 | 87 | 104 |
| 2007 | 1 | 126 | 115 | 134 |
| 2006 | 1 | 24 | 11 | 26 |
| 2005 | 1 | 27 | 15 | 52 |
| 2004 | 1 | 11 | 11 | 12 |
| 2003 | 1 | 12 | 11 | 12 |
| 2002 | 1 | 2 | 2 | 2 |
| 2001 | 1 | 6 | 6 | 7 |
| 1997 | 1 | 1 | 1 | 1 |
| 1995 | 1 | 1 | 1 | 1 |
| 1994 | 1 | 3 | 3 | 3 |
| 1992 | 1 | 2 | 2 | 2 |
| 1991 | 1 | 1 | 1 | 1 |
| 1990 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 445 | 356 | 981 |
