| Letter | Population | Country | % Correct |
|---|---|---|---|
| I | 1,378 mil | India | 97%
|
| U | 324 mil | United States | 94%
|
| B | 205 mil | Brazil | 88%
|
| Q | 2 mil | Qatar | 87%
|
| I | 60 mil | Italy | 76%
|
| U | 65 mil | United Kingdom | 74%
|
| B | 161 mil | Bangladesh | 69%
|
| F | 5 mil | Finland | 60%
|
| E | 91 mil | Egypt | 59%
|
| I | 79 mil | Iran | 58%
|
| R | 11 mil | Rwanda | 58%
|
| T | 65 mil | Thailand | 56%
|
| K | 17 mil | Kazakhstan | 55%
|
| A | 24 mil | Australia | 46%
|
| B | 11 mil | Belgium | 46%
|
| E | 5 mil | Eritrea | 46%
|
| P | 10 mil | Portugal | 44%
|
| B | 2 mil | Botswana | 37%
|
| N | 28 mil | Nepal | 27%
|
| S | 31 mil | Saudi Arabia | 19%
|