| Letter | Country | % Correct |
|---|---|---|
| Y | Yemen | 96%
|
| L | Laos | 94%
|
| N | Nauru, Nepal, Niger | 94%
|
| O | Oman | 94%
|
| Q | Qatar | 92%
|
| Z | Zambia | 92%
|
| F | Fiji | 90%
|
| H | Haiti | 90%
|
| J | Japan | 90%
|
| M | Mali | 90%
|
| T | Togo | 90%
|
| C | Chad, Cuba | 88%
|
| R | Russia, Rwanda | 88%
|
| S | Samoa, Spain, Sudan, Syria | 88%
|
| V | Vanuatu, Vietnam | 88%
|
| P | Peru | 85%
|
| G | Gabon, Ghana | 81%
|
| B | Benin, Burma (Myanmar) | 79%
|
| I | Iran, Iraq | 79%
|
| D | Denmark | 77%
|
| U | Uganda | 77%
|
| A | Angola | 71%
|
| K | Kenya | 69%
|
| E | Egypt | 56%
|