| Country | % Correct |
|---|---|
| United States | 100%
|
| Argentina | 93%
|
| Brazil | 93%
|
| Canada | 93%
|
| China | 93%
|
| India | 93%
|
| Russia | 83%
|
| France | 80%
|
| Indonesia | 77%
|
| Ukraine | 70%
|
| South Africa | 63%
|
| Italy | 60%
|
| Uruguay | 60%
|
| Bolivia | 57%
|
| Paraguay | 57%
|
| Kazakhstan | 50%
|
| Nigeria | 50%
|
| Romania | 47%
|
| Zambia | 13%
|
| Serbia | 7%
|
| Benin | 0%
|