| Rank | Population | Country | % Correct |
|---|---|---|---|
| 2 | 1.54B | China | 100%
|
| 1 | 1.7B | India | 100%
|
| 4 | 1.16B | United States | 99%
|
| 7 | 654M | Brazil | 97%
|
| 6 | 765M | Indonesia | 97%
|
| 19 | 437M | Niger | 96%
|
| 3 | 1.2B | Nigeria | 96%
|
| 14 | 470M | Mexico | 95%
|
| 9 | 528M | Pakistan | 95%
|
| 5 | 893M | Russia | 94%
|
| 15 | 464M | Egypt | 90%
|
| 8 | 541M | Democratic Republic of the Congo | 88%
|
| 17 | 454M | Germany | 88%
|
| 12 | 488M | Japan | 88%
|
| 10 | 503M | Iran | 87%
|
| 16 | 464M | Ethiopia | 86%
|
| 11 | 497M | Canada | 85%
|
| 25 | 416M | Vietnam | 82%
|
| 21 | 436M | Australia | 81%
|
| 20 | 437M | Turkey | 81%
|
| 13 | 479M | Tanzania | 76%
|
| 24 | 421M | Iraq | 74%
|
| 23 | 428M | Philippines | 72%
|
| 22 | 428M | Chad | 67%
|
| 18 | 444M | Madagascar | 36%
|