| Country | Age | % Correct |
|---|---|---|
| Jordan | Mexico | Morocco | Romania | 75 years old | 100%
|
| Libya | North Korea | Ukraine | 73 years old | 88%
|
| Bahamas | Dominican Republic | Paraguay | +4 others | 74 years old | 88%
|
| Brazil | Iran | Lebanon | +4 others | 76 years old | 88%
|
| Argentina | Columbia | 77 years old | 88%
|
| Italy | Japan | Singapore | +3 others | 84 years old | 88%
|
| Bolivia | 68 years old | 75%
|
| Cambodia | Indonesia | Tonga | 71 years old | 75%
|
| Bhutan | Georgia | India | +4 others | 72 years old | 75%
|
| China | Cuba | Oman | +5 others | 78 years old | 75%
|
| Bahrain | Costa Rica | Kuwait | United Arab Embrines | 80 years old | 75%
|
| Chile | Qatar | Taiwan | 81 years old | 75%
|
| Austria | Belgium | Denmark | +9 others | 82 years old | 75%
|
| Australia | Canada | France | +4 others | 83 years old | 75%
|
| Laos | 69 years old | 63%
|
| Egypt | Guyana | Nepal | Saint Vincent | 70 years old | 63%
|
| Czech Republic | Estonia | Puerto Rico | +2 others | 79 years old | 63%
|
| Benin | DR Congo | Mali | 60 years old | 50%
|
| Liberia | Niger | South Africa | Zambia | 62 years old | 50%
|
| Central African Republic | 55 years old | 38%
|
| Cameroon | Togo | 61 years old | 38%
|
| Eritrea | Fiji | Myanmar | Pakistan | 67 years old | 38%
|
| Chad | Nigeria | 53 years old | 25%
|
| Somalia | 57 years old | 25%
|
| Afghanistan | Gambia | Ghana | +2 others | 64 years old | 25%
|
| Ethiopia | Gabon | Papua New Guinea | Sudan | 66 years old | 25%
|
| South Sudan | 56 years old | 13%
|
| Namibia | 59 years old | 13%
|
| Angola | 63 years old | 13%
|