Localities: Buskerud
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 1989 | 13 | 4 | 1 | 15 |
| 2018 | 8 | 5 | 5 | 10 |
| 2022 | 5 | 3 | 3 | 5 |
| 2017 | 41 | 11 | 9 | 49 |
| 2021 | 5 | 3 | 3 | 5 |
| 2023 | 8 | 4 | 4 | 9 |
| 1996 | 1 | 1 | 1 | 1 |
| 1998 | 2 | 1 | 1 | 2 |
| 1990 | 2 | 1 | 1 | 2 |
| 2003 | 1 | 1 | 1 | 1 |
| 2011 | 25 | 15 | 11 | 45 |
| 2015 | 26 | 18 | 10 | 37 |
| 2007 | 21 | 8 | 7 | 22 |
| 2024 | 1 | 1 | 1 | 1 |
| 2010 | 36 | 14 | 8 | 63 |
| 2019 | 23 | 7 | 6 | 37 |
| 2016 | 13 | 10 | 10 | 20 |
| 2000 | 17 | 2 | 1 | 20 |
| 2012 | 8 | 11 | 11 | 13 |
| 2008 | 10 | 7 | 7 | 16 |
| 1999 | 28 | 4 | 1 | 41 |
| 2020 | 28 | 13 | 11 | 51 |
| 2013 | 15 | 10 | 10 | 17 |
| 2005 | 2 | 1 | 1 | 2 |
| 2014 | 63 | 7 | 6 | 65 |
| 2009 | 43 | 7 | 4 | 67 |
| Totalt alle år | 231 | 115 | 70 | 616 |