Location: Drangedal
| Year | Arter/grupper | Participants | Observations |
|---|---|---|---|
| 2005 | 26 | 1 | 26 |
| 2006 | 89 | 1 | 94 |
| 2007 | 165 | 1 | 191 |
| 2008 | 274 | 1 | 291 |
| 2009 | 186 | 1 | 192 |
| 2010 | 127 | 1 | 129 |
| 2011 | 81 | 1 | 81 |
| 2012 | 30 | 1 | 32 |
| 2013 | 1 | 1 | 1 |
| Totalt alle år | 927 | 1 | 1037 |
| Year | Arter/grupper | Participants | Observations |
|---|---|---|---|
| 2005 | 26 | 1 | 26 |
| 2006 | 89 | 1 | 94 |
| 2007 | 165 | 1 | 191 |
| 2008 | 274 | 1 | 291 |
| 2009 | 186 | 1 | 192 |
| 2010 | 127 | 1 | 129 |
| 2011 | 81 | 1 | 81 |
| 2012 | 30 | 1 | 32 |
| 2013 | 1 | 1 | 1 |
| Totalt alle år | 927 | 1 | 1037 |