| Letter | Population | Answer | % Correct |
|---|---|---|---|
| U | 60,909,977 | United States | 100%
|
| C | 236,283,152 | China | 95%
|
| I | 377,426,895 | India | 95%
|
| R | 24,138,981 | Russia | 95%
|
| F | 12,348,550 | France | 92%
|
| O | 921,415 | Oman | 92%
|
| Q | 346,962 | Qatar | 92%
|
| Z | 7,443,617 | Zambia | 92%
|
| B | 47,862,393 | Brazil | 89%
|
| N | 80,149,125 | Nigeria | 89%
|
| Y | 10,803,670 | Yemen | 89%
|
| J | 16,321,142 | Japan | 86%
|
| V | 21,174,121 | Vietnam | 86%
|
| E | 41,187,753 | Ethiopia | 84%
|
| M | 35,063,659 | Mexico | 81%
|
| P | 66,142,292 | Pakistan | 78%
|
| G | 10,639,736 | Ghana | 76%
|
| K | 19,299,250 | Kenya | 76%
|
| H | 3,614,061 | Haiti | 73%
|
| S | 16,296,440 | Sudan | 73%
|
| L | 2,365,037 | Laos | 70%
|
| D | 35,537,276 | D.R.Congo | 68%
|
| A | 14,325,332 | Afghanistan | 54%
|
| T | 24,167,931 | Tanzania | 54%
|