| Year(s) | Country | % Correct |
|---|---|---|
| 2003-2012 | Belgium | 100%
|
| 2023-2024 | Estonia | 100%
|
| 2004, 2018- | France | 100%
|
| 2020-2021, 2023-2024 | Germany | 100%
|
| 2007-2008, 2010-2011 | Lithuania | 100%
|
| 2003-2011, 2013, 2015-2019, 2021- | North Macedonia | 100%
|
| 2003-2005 | Norway | 100%
|
| 2006-2010, 2014-2022 | Serbia | 100%
|
| 2003-2007, 2009-2014 | Sweden | 100%
|
| 2004 | Switzerland | 100%
|
| 2006- | Ukraine | 100%
|
| 2003-2005, 2022-2023 | United Kingdom | 100%
|
| 2012, 2015-2019, 2021- | Albania | 95%
|
| 2007-2019, 2021- | Armenia | 95%
|
| 2007-2008, 2011, 2014-2016, 2021 | Bulgaria | 95%
|
| 2003-2006, 2014 | Croatia | 95%
|
| 2003-2008 | Greece | 95%
|
| 2003-2005, 2010-2011 | Latvia | 95%
|
| 2003- | Netherlands | 95%
|
| 2003-2004, 2016- | Poland | 95%
|
| 2006-2007, 2017-2019, 2021- | Portugal | 95%
|
| 2003-2009 | Romania | 95%
|
| 2005-2021 | Russia | 95%
|
| 2014-2015 | Slovenia | 95%
|
| 2003-2006, 2019- | Spain | 95%
|
| 2012-2013, 2018, 2021, 2025- | Azerbaijan | 90%
|
| 2003-2020 | Belarus | 90%
|
| 2003-2009, 2014, 2016-2017, 2024- | Cyprus | 90%
|
| 2003-2005 | Denmark | 90%
|
| 2007- | Georgia | 90%
|
| 2015-2019, 2021- | Ireland | 90%
|
| 2012, 2016, 2018 | Israel | 90%
|
| 2003-2010, 2013- | Malta | 90%
|
| 2010-2013 | Moldova | 90%
|
| 2014-2015, 2025- | Montenegro | 90%
|
| 2014-2019, 2021- | Italy | 86%
|
| 2018-2022 | Kazakhstan | 86%
|
| 2013-2015, 2024- | San Marino | 86%
|
| 2018-2019 | Wales | 81%
|
| 2015-2019 | Australia | 76%
|
| 2005 | Serbia and Montenegro | 71%
|