| Letter | Percentage | Country | % Correct |
|---|---|---|---|
| O | 93% | Oman | 97%
|
| Q | 95% | Qatar | 97%
|
| Y | 35% | Yemen | 92%
|
| Z | 84% | Zambia | 89%
|
| K | 80% | Kenya | 86%
|
| U | 74% | Uganda | 86%
|
| A | 23% | Afghanistan | 84%
|
| C | 18% | Chad | 84%
|
| H | 58% | Haiti | 84%
|
| J | 93% | Jamaica | 84%
|
| M | 22% | Mali | 84%
|
| N | 29% | Niger | 84%
|
| S | 4% | Somalia | 84%
|
| V | 88% | Vanuatu | 84%
|
| G | 31% | Guinea | 81%
|
| R | 73% | Rwanda | 81%
|
| B | 35% | Benin | 76%
|
| D | 71% | Democratic Republic of the Congo | 76%
|
| E | 44% | Ethiopia | 76%
|
| I | 66% | India | 76%
|
| L | 34% | Liberia | 76%
|
| P | 46% | Pakistan | 76%
|
| T | 55% | Togo | 68%
|
| F | 88% | Federated States of Micronesia | 59%
|