Name Sites Samples
Albania 4 5
Argentina 187 606
Armenia 8 19
Australia 1554 4621
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 2601 8114
Chad 1 1
Chile 27 50
China 2 0
Colombia 1 2
Croatia 25 61
Cyprus 5 29
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