| År | Arter/grupper | Lokaliteter | Deltakere | Observasjoner |
|---|---|---|---|---|
| 2020 | 1 | 305 | 291 | 401 |
| 2019 | 1 | 433 | 426 | 591 |
| 2018 | 1 | 385 | 375 | 494 |
| 2017 | 1 | 209 | 206 | 284 |
| 2016 | 1 | 344 | 337 | 441 |
| 2015 | 1 | 299 | 294 | 411 |
| 2014 | 1 | 214 | 211 | 329 |
| 2013 | 1 | 375 | 362 | 498 |
| 2012 | 1 | 369 | 364 | 507 |
| 2011 | 1 | 285 | 283 | 361 |
| 2010 | 1 | 269 | 250 | 334 |
| 2009 | 1 | 98 | 93 | 140 |
| 2008 | 2 | 132 | 113 | 180 |
| 2007 | 1 | 87 | 72 | 105 |
| 2006 | 1 | 27 | 13 | 40 |
| 2005 | 1 | 31 | 18 | 71 |
| 2004 | 1 | 20 | 19 | 45 |
| 2003 | 1 | 25 | 25 | 46 |
| 2002 | 1 | 8 | 8 | 17 |
| 2001 | 1 | 12 | 11 | 14 |
| 2000 | 1 | 2 | 2 | 2 |
| 1999 | 1 | 1 | 1 | 1 |
| 1998 | 1 | 1 | 1 | 1 |
| 1997 | 1 | 1 | 1 | 1 |
| 1996 | 1 | 1 | 1 | 1 |
| 1995 | 1 | 1 | 1 | 1 |
| 1994 | 1 | 7 | 7 | 7 |
| 1993 | 1 | 1 | 1 | 1 |
| 1992 | 1 | 1 | 1 | 1 |
| 1991 | 1 | 2 | 2 | 2 |
| 1990 | 1 | 1 | 1 | 1 |
| Total | 2 | 2329 | 2107 | 5328 |
