| År | Arter/grupper | Lokaliteter | Deltakere | Observasjoner |
|---|---|---|---|---|
| 2016 | 5 | 29 | 29 | 66 |
| 2018 | 4 | 33 | 32 | 89 |
| 2015 | 4 | 32 | 32 | 36 |
| 2014 | 4 | 23 | 22 | 42 |
| 2013 | 4 | 31 | 29 | 36 |
| 2019 | 4 | 24 | 24 | 67 |
| 2017 | 5 | 31 | 31 | 114 |
| 2011 | 3 | 26 | 25 | 31 |
| 2012 | 5 | 38 | 38 | 45 |
| 2008 | 4 | 27 | 26 | 31 |
| 2007 | 6 | 29 | 21 | 36 |
| 2003 | 1 | 3 | 3 | 3 |
| 1989 | 3 | 4 | 5 | 7 |
| 2006 | 3 | 9 | 4 | 9 |
| 2009 | 1 | 12 | 12 | 13 |
| 2001 | 1 | 1 | 1 | 1 |
| 2010 | 5 | 12 | 12 | 14 |
| 1994 | 2 | 5 | 5 | 5 |
| 2004 | 4 | 4 | 4 | 4 |
| 2002 | 2 | 2 | 2 | 2 |
| 1991 | 1 | 1 | 1 | 1 |
| 2005 | 6 | 11 | 5 | 18 |
| Total | 8 | 261 | 227 | 670 |
