| Letter | Country | % Correct |
|---|---|---|
| U | United Kingdom | 100%
|
| B | Belgium | 97%
|
| F | France | 97%
|
| D | Denmark | 94%
|
| I | Iceland | 94%
|
| Y | Yemen | 94%
|
| N | Netherlands | 91%
|
| Q | Qatar | 91%
|
| E | Estonia | 88%
|
| G | Germany | 88%
|
| H | Hungary | 88%
|
| O | Oman | 88%
|
| Z | Zambia | 88%
|
| A | Andorra | 85%
|
| V | Vatican City | 85%
|
| P | Portugal | 82%
|
| R | Russia | 82%
|
| L | Luxembourg | 79%
|
| C | Czech Republic | 76%
|
| M | Monaco | 76%
|
| J | Jordan | 73%
|
| K | Kosovo | 73%
|
| S | Switzerland | 73%
|
| T | Tunisia | 67%
|