| Region | Total | RV.1.5* | % |
|---|---|---|---|
| Europe / Belgium | 39 | 1 | 3% |
| Europe / Germany | 118 | 2 | 2% |
| Europe / Ireland | 222 | 4 | 2% |
| Europe / Italy | 68 | 1 | 1% |
| Europe / Luxembourg | 24 | 1 | 4% |
| Europe / Netherlands | 62 | 1 | 2% |
| Europe / Russia | 160 | 3 | 2% |
| Europe / Spain | 1,859 | 16 | 1% |
| Europe / Sweden | 78 | 1 | 1% |
| Europe / United Kingdom | 604 | 5 | 1% |
| North America / Canada | 1,282 | 2 | 0% |
| North America / USA | 3,778 | 3 | 0% |
German environmental samples are excluded by default.