Location: Rogn
| Year | Arter/grupper | Participants | Observations |
|---|---|---|---|
| 2004 | 1 | 1 | 1 |
| 2005 | 1 | 1 | 1 |
| 2006 | 7 | 1 | 7 |
| 2010 | 2 | 1 | 2 |
| 2011 | 241 | 1 | 896 |
| 2012 | 257 | 1 | 710 |
| 2013 | 260 | 1 | 572 |
| 2014 | 257 | 1 | 513 |
| 2015 | 194 | 1 | 321 |
| 2016 | 116 | 1 | 169 |
| 2017 | 117 | 1 | 137 |
| 2018 | 37 | 1 | 37 |
| 2019 | 124 | 1 | 152 |
| 2020 | 77 | 1 | 82 |
| 2021 | 71 | 1 | 80 |
| 2022 | 104 | 1 | 138 |
| 2023 | 98 | 1 | 102 |
| Totalt alle år | 598 | 1 | 3920 |