Localities: Drangedal
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2005 | 26 | 1 | 1 | 26 |
| 2006 | 93 | 2 | 2 | 99 |
| 2007 | 214 | 2 | 2 | 263 |
| 2009 | 189 | 1 | 1 | 196 |
| 2010 | 128 | 1 | 1 | 130 |
| 2011 | 103 | 4 | 2 | 106 |
| 2022 | 1 | 1 | 1 | 1 |
| 2008 | 281 | 1 | 1 | 298 |
| 2012 | 31 | 1 | 1 | 33 |
| 2013 | 1 | 1 | 1 | 1 |
| Totalt alle år | 951 | 6 | 4 | 1153 |