Species: Pale Straw Pearl (Udea lutealis)
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2024 | 1 | 6 | 3 | 12 |
| 2023 | 1 | 6 | 5 | 14 |
| 2022 | 1 | 3 | 3 | 20 |
| 2021 | 1 | 4 | 3 | 17 |
| 2020 | 1 | 6 | 5 | 10 |
| 2019 | 1 | 5 | 4 | 20 |
| 2018 | 1 | 6 | 5 | 16 |
| 2017 | 1 | 8 | 7 | 20 |
| 2016 | 1 | 10 | 9 | 29 |
| 2015 | 1 | 18 | 13 | 58 |
| 2014 | 1 | 20 | 10 | 59 |
| 2013 | 1 | 20 | 11 | 53 |
| 2012 | 1 | 29 | 14 | 89 |
| 2011 | 1 | 20 | 10 | 90 |
| 2010 | 1 | 34 | 10 | 90 |
| 2009 | 1 | 33 | 11 | 88 |
| 2008 | 1 | 13 | 5 | 29 |
| 2007 | 1 | 4 | 3 | 5 |
| 2005 | 1 | 1 | 1 | 1 |
| 1996 | 1 | 1 | 1 | 1 |
| 1991 | 1 | 1 | 1 | 1 |
| Totalt alle år | 1 | 133 | 31 | 722 |