| Years | Country | % Correct |
|---|---|---|
| 1803-1818 | Canada | 91%
|
| 1898-1902 | Cuba | 89%
|
| 1906-1972 | Mexico | 87%
|
| 1915-1934 | Haiti | 71%
|
| 1898-1946 | Philippines | 71%
|
| 1916-1924, 1965-1966 | Dominican Republic | 69%
|
| 1903-1979 | Panama | 69%
|
| 1947-1994 | Marshall Islands | 53%
|
| 1947-1994 | Palau | 51%
|
| 1947-1994 | Federated States of Micronesia | 44%
|
| 1821-1847 | Liberia | 44%
|
| 1914-1971 | Nicaragua | 42%
|
| 1935-1979 | Kiribati | 40%
|