| Time | Country | % Correct |
|---|---|---|
| 1898 - 1899 | United States of America | 91%
|
| 1901 - 1943 | United States of America | 91%
|
| 1945 - 1946 | United States of America | 91%
|
| 1571 - 1898 | Kingdom of Spain / First Spanish Republic | 90%
|
| 1899 - 1901 | First Philippine Republic | 88%
|
| 1946 - Present | Republic of the Philippines | 88%
|
| 1943 - 1945 | Second Philippine Republic | 88%
|