Localities: Larvik
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 1990 | 1 | 1 | 1 | 1 |
| 2018 | 35 | 8 | 4 | 74 |
| 2022 | 13 | 4 | 4 | 13 |
| 2023 | 13 | 4 | 4 | 13 |
| 2024 | 1 | 1 | 1 | 1 |
| 2021 | 8 | 2 | 2 | 9 |
| 2015 | 241 | 7 | 4 | 278 |
| 2016 | 266 | 7 | 6 | 324 |
| 2019 | 90 | 6 | 4 | 104 |
| 2014 | 115 | 5 | 3 | 137 |
| 2003 | 2 | 1 | 1 | 2 |
| 2017 | 543 | 9 | 7 | 1136 |
| 2000 | 1 | 1 | 1 | 1 |
| 2002 | 1 | 1 | 1 | 1 |
| 2011 | 22 | 7 | 7 | 67 |
| 2013 | 14 | 3 | 3 | 14 |
| 2005 | 1 | 1 | 1 | 1 |
| 2004 | 3 | 2 | 2 | 3 |
| 2010 | 5 | 5 | 4 | 6 |
| 2009 | 2 | 2 | 2 | 3 |
| 2007 | 3 | 2 | 2 | 3 |
| 2012 | 382 | 11 | 7 | 558 |
| 2006 | 9 | 2 | 2 | 9 |
| Totalt alle år | 763 | 48 | 26 | 2758 |