| Letter | Country | % Correct |
|---|---|---|
| D | Denmark | 90%
|
| O | Oman | 89%
|
| Q | Qatar | 89%
|
| Y | Yemen | 87%
|
| Z | Zambia | 80%
|
| Z | Zimbabwe | 79%
|
| F | France | 77%
|
| R | Russia | 77%
|
| V | Venezuela | 76%
|
| F | Finland | 75%
|
| J | Japan | 73%
|
| J | Jamaica | 72%
|
| D | Djibouti | 70%
|
| H | Haiti | 69%
|
| R | Romania | 69%
|
| H | Honduras | 68%
|
| D | Dominica | 66%
|
| D | Dominican Republic | 66%
|
| R | Rwanda | 66%
|
| V | Vatican City | 66%
|
| J | Jordan | 65%
|
| V | Vanuatu | 63%
|
| F | Fiji | 62%
|
| H | Hungary | 62%
|
| V | Vietnam | 59%
|
| D | Democratic Republic of the Congo | 51%
|