Localities: Tysvær
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2024 | 5 | 2 | 2 | 6 |
| 2023 | 13 | 4 | 3 | 13 |
| 2022 | 19 | 7 | 4 | 25 |
| 2021 | 8 | 4 | 2 | 10 |
| 2020 | 50 | 7 | 3 | 56 |
| 2019 | 17 | 4 | 3 | 18 |
| 2018 | 30 | 3 | 2 | 32 |
| 2017 | 6 | 4 | 3 | 6 |
| 2016 | 48 | 7 | 3 | 53 |
| 2015 | 57 | 8 | 6 | 65 |
| 2014 | 75 | 7 | 4 | 95 |
| 2013 | 30 | 4 | 4 | 33 |
| 2012 | 20 | 3 | 2 | 22 |
| 2011 | 74 | 9 | 4 | 100 |
| 2010 | 81 | 8 | 3 | 145 |
| 2009 | 71 | 11 | 3 | 134 |
| 2008 | 57 | 9 | 3 | 68 |
| 2007 | 35 | 4 | 3 | 36 |
| 2006 | 63 | 9 | 2 | 63 |
| 2005 | 4 | 1 | 1 | 4 |
| 2004 | 1 | 1 | 1 | 1 |
| Totalt alle år | 322 | 41 | 8 | 985 |