| År | Arter/grupper | Lokaliteter | Deltakere | Observasjoner |
|---|---|---|---|---|
| 2020 | 1 | 421 | 413 | 431 |
| 2019 | 1 | 492 | 486 | 528 |
| 2018 | 1 | 463 | 451 | 515 |
| 2017 | 1 | 305 | 301 | 365 |
| 2016 | 1 | 323 | 321 | 392 |
| 2015 | 1 | 296 | 292 | 346 |
| 2014 | 1 | 232 | 226 | 285 |
| 2013 | 1 | 223 | 221 | 289 |
| 2012 | 1 | 141 | 140 | 186 |
| 2011 | 1 | 142 | 139 | 166 |
| 2010 | 2 | 222 | 210 | 261 |
| 2009 | 1 | 127 | 123 | 185 |
| 2008 | 1 | 82 | 81 | 115 |
| 2007 | 1 | 18 | 17 | 35 |
| 2006 | 1 | 13 | 12 | 26 |
| 2005 | 1 | 9 | 8 | 30 |
| 2004 | 1 | 7 | 6 | 27 |
| 2003 | 1 | 3 | 3 | 7 |
| 2002 | 1 | 1 | 1 | 1 |
| 2001 | 1 | 1 | 1 | 1 |
| 1989 | 1 | 1 | 1 | 1 |
| Total | 2 | 2115 | 1986 | 4192 |
