| Debut | Answer | % Correct |
|---|---|---|
| 1957 | United Kingdom | 98%
|
| 1958 | Sweden | 96%
|
| 1956 | France | 94%
|
| 1956 | Germany | 94%
|
| 1961 | Spain | 94%
|
| 1961 | Finland | 93%
|
| 1960 | Norway | 93%
|
| 1994 | Russia | 93%
|
| 2015 | Australia | 92%
|
| 1956 | Italy | 92%
|
| 2007 | Serbia | 92%
|
| 1956 | Switzerland | 91%
|
| 1957 | Austria | 90%
|
| 1965 | Ireland | 90%
|
| 2000 | Latvia | 90%
|
| 1964 | Portugal | 90%
|
| 1956 | The Netherlands | 90%
|
| 2003 | Ukraine | 90%
|
| 1956 | Belgium | 89%
|
| 1957 | Denmark | 89%
|
| 1994 | Estonia | 89%
|
| 1974 | Greece | 89%
|
| 1994 | Lithuania | 88%
|
| 1956 | Luxembourg | 88%
|
| 1994 | Poland | 87%
|
| 1986 | Iceland | 86%
|
| 1973 | Israel | 86%
|
| 1994 | Slovakia | 86%
|
| 1993 | Slovenia | 86%
|
| 2007 | Montenegro | 84%
|
| 1975 | Turkey | 84%
|
| 2004 | Belarus | 83%
|
| 1993 | Croatia | 83%
|
| 2007 | Czech Republic | 83%
|
| 2008 | San Marino | 83%
|
| 2008 | Azerbaijan | 82%
|
| 1959 | Monaco | 82%
|
| 1994 | Romania | 82%
|
| 2004 | Albania | 81%
|
| 2006 | Armenia | 81%
|
| 2005 | Bulgaria | 81%
|
| 1993 | Bosnia and Herzegovina | 80%
|
| 1994 | Hungary | 80%
|
| 1981 | Cyprus | 79%
|
| 2004 | Andorra | 78%
|
| 2007 | Georgia | 78%
|
| 1971 | Malta | 78%
|
| 2005 | Moldova | 78%
|
| 1998 | FYR Macedonia | 75%
|
| 1961 | Yugoslavia | 72%
|
| 1980 | Morocco | 66%
|
| 2004 | Serbia and Montenegro | 47%
|