| Population | Answer | % Correct |
|---|---|---|
| 201 m | Brazil | 100%
|
| 16 m | Chile | 100%
|
| 41 m | Argentina | 97%
|
| 10 m | Bolivia | 97%
|
| 47 m | Colombia | 97%
|
| 3 m | Uruguay | 97%
|
| 6 m | Paraguay | 94%
|
| 29 m | Venezuela | 94%
|
| 15 m | Ecuador | 91%
|
| 798 k | Guyana | 91%
|
| 30 m | Peru | 91%
|
| 539 k | Suriname | 91%
|