| Letter | Population | Answer | % Correct |
|---|---|---|---|
| C | 1,381,790,000 | China | 99%
|
| I | 1,312,590,000 | India | 99%
|
| F | 66,984,000 | France | 97%
|
| R | 146,838,993 | Russia | 97%
|
| U | 324,596,000 | United States | 97%
|
| B | 207,158,000 | Brazil | 94%
|
| Q | 2,576,181 | Qatar | 94%
|
| Y | 27,478,000 | Yemen | 94%
|
| G | 82,800,000 | Germany | 93%
|
| J | 126,860,000 | Japan | 91%
|
| N | 186,988,000 | Nigeria | 91%
|
| V | 92,700,000 | Vietnam | 91%
|
| O | 4,573,075 | Oman | 90%
|
| A | 43,850,000 | Argentina | 88%
|
| Z | 15,933,883 | Zambia | 88%
|
| P | 196,492,000 | Pakistan | 87%
|
| E | 101,853,000 | Ethiopia | 84%
|
| M | 122,273,000 | Mexico | 81%
|
| T | 79,814,871 | Turkey | 80%
|
| L | 6,492,400 | Laos | 77%
|
| H | 11,078,033 | Haiti | 74%
|
| D | 82,243,000 | Democratic Republic of the Congo | 71%
|
| K | 47,251,000 | Kenya | 68%
|
| S | 55,908,000 | South Africa | 65%
|