Locations
| Name | Sites | Samples |
|---|---|---|
| Albania | 4 | 5 |
| Argentina | 187 | 606 |
| Armenia | 8 | 19 |
| Australia | 1554 | 4610 |
| Austria | 80 | 286 |
| Azerbaijan | 2 | 9 |
| Belarus | 5 | 3 |
| Belgium | 169 | 657 |
| Bolivia | 4 | 28 |
| Bosnia and Herzegovina | 7 | 16 |
| Brazil | 187 | 464 |
| Bulgaria | 9 | 39 |
| Burundi | 1 | 11 |
| Cameroon | 1 | 6 |
| Canada | 2689 | 8745 |
| Chad | 1 | 1 |
| Chile | 27 | 50 |
| China | 2 | 0 |
| Colombia | 1 | 2 |
| Croatia | 25 | 61 |
| Cyprus | 5 | 28 |
| Czech Republic | 123 | 493 |
| Czechia | 64 | 303 |
| Democratic Republic of the Congo | 2 | 3 |
| Denmark | 284 | 1061 |
| Egypt | 1 | 3 |
| Estonia | 0 | 0 |
| Ethiopia | 3 | 22 |
| France | 1884 | 7544 |
| Georgia | 18 | 144 |