| Year(s) | Answer | % Correct |
|---|---|---|
| 1961 | Canada | 100%
|
| 1962 | Mexico | 100%
|
| 1961 | France | 98%
|
| 1963(2) | Germany | 98%
|
| 1961(2),1962,1963 | United Kingdom | 98%
|
| 1963 | Italy | 96%
|
| 1963 | Ireland | 91%
|
| 1961 | Austria | 64%
|
| 1961 | Colombia | 51%
|
| 1963 | Vatican City | 49%
|
| 1961 | Venezuela | 47%
|
| 1963 | Costa Rica | 33%
|