| Country | % Correct |
|---|---|
| China | 100%
|
| Canada | 94%
|
| Costa Rica | 88%
|
| Czech Republic | 88%
|
| Cambodia | 75%
|
| Chile | 75%
|
| Colombia | 75%
|
| Congo | 75%
|
| Chad | 69%
|
| Croatia | 63%
|
| Cabo Verde | 56%
|
| Cameroon | 56%
|
| Comoros | 56%
|
| Cöte d'Ivoire | 56%
|
| Cuba | 56%
|
| Cyprus | 44%
|
| Central African Republic | 31%
|