| Years: | Answer | % Correct |
|---|---|---|
| 1915-1918; 1941-1947 | Belgium | 90%
|
| 1947-1994 | Austria | 80%
|
| 1940-1944 | Bohemia and Moravia | 80%
|
| 1917 | Bulgaria | 80%
|
| 1941 | Croatia | 80%
|
| 1941-1946 | France | 80%
|
| 1940-1948 | Germany | 80%
|
| 1941-1944 | Netherlands | 80%
|
| 1941-1944 | Romania | 80%
|
| 1942-1943 | Serbia | 80%
|
| 1943; 1982-date | United States | 80%
|
| 1947-1957 | Albania | 70%
|
| 1923-1925 | Czechoslovakia | 70%
|
| 1941-1972 | Denmark | 70%
|
| 1943-1944 | Hungary | 70%
|
| 1941-1945 | Norway | 70%
|
| 1942 | Slovakia | 70%
|
| 1997-2012 | Canada | 60%
|
| 1941-1944 | Poland | 60%
|
| 1942-1946 | Switzerland | 60%
|
| 2018-date | Ukraine | 60%
|
| 1945 | Yugoslavia | 60%
|
| 1987-2007 | Barbados | 40%
|
| 1915-1916 | Luxembourg | 40%
|
| 1985-2015 | Bahamas | 30%
|
| 1984-1987 | Dominican Republic | 20%
|
| 1942 | Iceland | 20%
|
| 1983-date | Panama | 20%
|
| 1941-1945 | Tunisia | 20%
|
| 1942 | Bolivia | 10%
|
| 1940-1941 | Lebanon | 10%
|
| 1989 | Malaysia | 10%
|
| 1950-1965 | Peru | 10%
|
| 1992-2002 | Singapore | 10%
|
| 1940 | Syria | 10%
|
| 1991-2008 | Bermuda | 0%
|
| 1990-2001 | Fiji | 0%
|
| 1939-1944 | French Indochina | 0%
|