| Year of Flag Adoption | Country | % Correct |
|---|---|---|
| 1606 | United Kingdom | 96%
|
| 1777 | United States of America | 93%
|
| 1830 | France | 90%
|
| 1538 | Sweden | 84%
|
| 1370 | Denmark | 82%
|
| 1821 | Norway | 81%
|
| 1572 | Netherlands | 69%
|
| 1831 | Belgium | 66%
|
| 1818 | Argentina | 61%
|
| 1844 | Turkey | 56%
|
| 1817 | Chile | 55%
|
| 1861 | Colombia | 53%
|
| 1825 | Peru | 53%
|
| 1851 | Bolivia | 48%
|
| 1860 | Ecuador | 48%
|
| 1828 | Uruguay | 48%
|
| 1842 | Paraguay | 47%
|
| 1848 | Romania | 30%
|
| 1847 | Liberia | 15%
|
| 1831 | Tunisia | 9%
|