Localities: Tønsberg
| Year | Arter/grupper | Localities | Participants | Observations |
|---|---|---|---|---|
| 2020 | 3 | 1 | 1 | 3 |
| 2019 | 33 | 6 | 4 | 45 |
| 2018 | 66 | 3 | 2 | 106 |
| 2017 | 88 | 4 | 3 | 143 |
| 2016 | 40 | 5 | 4 | 53 |
| 2015 | 26 | 5 | 5 | 28 |
| 2014 | 4 | 1 | 1 | 4 |
| 2013 | 4 | 3 | 3 | 4 |
| 2012 | 3 | 4 | 4 | 4 |
| 2011 | 22 | 3 | 3 | 22 |
| 2010 | 1 | 1 | 1 | 2 |
| 2009 | 1 | 1 | 1 | 1 |
| 2008 | 1 | 1 | 1 | 1 |
| 1993 | 1 | 1 | 1 | 1 |
| Totalt alle år | 174 | 21 | 17 | 417 |