Localities: Alver
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2019 | 1 | 1 | 1 | 1 |
| 2018 | 6 | 3 | 1 | 9 |
| 2017 | 22 | 6 | 3 | 26 |
| 2016 | 25 | 3 | 3 | 26 |
| 2015 | 177 | 5 | 2 | 368 |
| 2014 | 72 | 3 | 2 | 143 |
| 2013 | 67 | 4 | 2 | 99 |
| 2012 | 54 | 8 | 3 | 88 |
| 2011 | 158 | 5 | 2 | 620 |
| 2010 | 26 | 4 | 4 | 28 |
| 2009 | 6 | 1 | 1 | 6 |
| 2008 | 55 | 1 | 1 | 77 |
| 2006 | 2 | 1 | 1 | 2 |
| Totalt alle år | 307 | 28 | 13 | 1493 |