Phylum: Articulate animals (Arthropoda)
| Year | Arter/grupper | Localities | Participants | Observations |
|---|
| 2020 | 48 | 59 | 41 | 176 |
| 2019 | 1112 | 349 | 166 | 11266 |
| 2018 | 1110 | 306 | 147 | 9868 |
| 2017 | 1243 | 350 | 145 | 10609 |
| 2016 | 1320 | 442 | 170 | 17053 |
| 2015 | 1352 | 543 | 210 | 23972 |
| 2014 | 1481 | 581 | 216 | 25995 |
| 2013 | 1421 | 611 | 328 | 22319 |
| 2012 | 1330 | 516 | 202 | 19014 |
| 2011 | 1343 | 597 | 231 | 24768 |
| 2010 | 1286 | 681 | 203 | 25288 |
| 2009 | 1146 | 516 | 169 | 19272 |
| 2008 | 932 | 580 | 324 | 7789 |
| 2007 | 764 | 726 | 486 | 3526 |
| 2006 | 405 | 200 | 84 | 1010 |
| 2005 | 216 | 117 | 79 | 650 |
| 2004 | 146 | 89 | 70 | 669 |
| 2003 | 93 | 63 | 52 | 465 |
| 2002 | 92 | 53 | 54 | 427 |
| 2001 | 90 | 48 | 43 | 470 |
| 2000 | 91 | 58 | 47 | 467 |
| 1999 | 100 | 51 | 43 | 624 |
| 1998 | 47 | 78 | 76 | 1159 |
| 1997 | 127 | 140 | 131 | 2616 |
| 1996 | 195 | 241 | 209 | 4115 |
| 1995 | 280 | 297 | 259 | 5669 |
| 1994 | 227 | 387 | 344 | 6231 |
| 1993 | 309 | 402 | 353 | 6644 |
| 1992 | 306 | 75 | 62 | 1149 |
| 1991 | 330 | 78 | 68 | 1125 |
| 1990 | 375 | 96 | 91 | 1569 |
| 1989 | 363 | 101 | 97 | 1462 |
| Total | 2852 | 5346 | 2320 | 257436 |
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