| År | Arter/grupper | Lokaliteter | Deltakere | Observasjoner |
|---|---|---|---|---|
| 2020 | 10 | 451 | 437 | 570 |
| 2019 | 9 | 525 | 504 | 721 |
| 2018 | 8 | 436 | 425 | 703 |
| 2017 | 7 | 289 | 285 | 473 |
| 2016 | 7 | 364 | 357 | 620 |
| 2015 | 8 | 294 | 284 | 484 |
| 2014 | 8 | 274 | 270 | 619 |
| 2013 | 9 | 177 | 170 | 470 |
| 2012 | 8 | 143 | 139 | 327 |
| 2011 | 7 | 171 | 161 | 299 |
| 2010 | 7 | 169 | 153 | 253 |
| 2009 | 8 | 66 | 66 | 115 |
| 2008 | 8 | 61 | 42 | 117 |
| 2007 | 7 | 37 | 21 | 72 |
| 2006 | 7 | 43 | 15 | 126 |
| 2005 | 5 | 28 | 9 | 106 |
| 2004 | 7 | 14 | 13 | 94 |
| 2003 | 6 | 9 | 9 | 85 |
| 2002 | 5 | 8 | 8 | 59 |
| 2001 | 5 | 4 | 4 | 8 |
| 2000 | 4 | 3 | 3 | 4 |
| 1999 | 2 | 1 | 1 | 2 |
| 1998 | 4 | 1 | 1 | 4 |
| 1996 | 1 | 1 | 1 | 1 |
| 1995 | 3 | 1 | 1 | 3 |
| 1994 | 8 | 28 | 29 | 47 |
| 1993 | 5 | 5 | 6 | 10 |
| 1992 | 4 | 4 | 4 | 7 |
| 1991 | 2 | 7 | 7 | 7 |
| 1990 | 2 | 4 | 4 | 4 |
| 1989 | 3 | 10 | 10 | 11 |
| Total | 12 | 1969 | 1715 | 6421 |
