Localities: Drangedal
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2022 | 1 | 1 | 1 | 1 |
| 2013 | 1 | 1 | 1 | 1 |
| 2012 | 30 | 1 | 1 | 32 |
| 2011 | 97 | 4 | 2 | 100 |
| 2010 | 127 | 1 | 1 | 129 |
| 2009 | 186 | 1 | 1 | 192 |
| 2008 | 274 | 1 | 1 | 291 |
| 2007 | 213 | 2 | 2 | 258 |
| 2006 | 93 | 2 | 2 | 99 |
| 2005 | 26 | 1 | 1 | 26 |
| Totalt alle år | 934 | 6 | 4 | 1129 |