Location: Drangedal
| Year | Arter/grupper | Participants | Observations |
|---|---|---|---|
| Totalt alle år | 944 | 1 | 1061 |
| 2005 | 26 | 1 | 26 |
| 2006 | 89 | 1 | 94 |
| 2007 | 166 | 1 | 196 |
| 2008 | 281 | 1 | 298 |
| 2009 | 189 | 1 | 196 |
| 2010 | 128 | 1 | 130 |
| 2011 | 87 | 1 | 87 |
| 2012 | 31 | 1 | 33 |
| 2013 | 1 | 1 | 1 |
| Year | Arter/grupper | Participants | Observations |
|---|---|---|---|
| Totalt alle år | 944 | 1 | 1061 |
| 2005 | 26 | 1 | 26 |
| 2006 | 89 | 1 | 94 |
| 2007 | 166 | 1 | 196 |
| 2008 | 281 | 1 | 298 |
| 2009 | 189 | 1 | 196 |
| 2010 | 128 | 1 | 130 |
| 2011 | 87 | 1 | 87 |
| 2012 | 31 | 1 | 33 |
| 2013 | 1 | 1 | 1 |