| Letter | Number of volcanoes | Country | % Correct |
|---|---|---|---|
| I | 107 | Indonesia | 97%
|
| Y | 10 | Yemen | 97%
|
| C | 90 | Chile | 94%
|
| J | 120 | Japan | 94%
|
| A | 32 | Argentina | 91%
|
| V | 14 | Vanuatu | 88%
|
| F | 19 | France | 85%
|
| R | 114 | Russia | 85%
|
| U | 165 | United States | 85%
|
| B | 7 | Bolivia | 82%
|
| H | 3 | Honduras | 82%
|
| K | 21 | Kenya | 76%
|
| E | 50 | Ethiopia | 74%
|
| G | 20 | Guatemala | 74%
|
| D | 5 | Dominica | 71%
|
| N | 23 | New Zealand | 71%
|
| M | 35 | Mexico | 68%
|
| P | 39 | Papua New Guinea | 62%
|
| T | 21 | Tonga | 59%
|
| S | 8 | Spain / Saudi Arabia | 56%
|