| Year | Position Held | Country | % Correct |
|---|---|---|---|
| 2005 | Chancellor | Germany | 97%
|
| 1979 | Prime Minister | United Kingdom | 97%
|
| 1981 | Prime Minister | Norway | 92%
|
| 2000 | President | Finland | 90%
|
| 2011 | President | Brazil | 88%
|
| 1966 | Prime Minister | India | 88%
|
| 2010 | Prime Minister | Australia | 85%
|
| 2011 | Prime Minister | Denmark | 85%
|
| 1974 | President | Argentina | 81%
|
| 1997 | Prime Minister | New Zealand | 81%
|
| 1980 | President | Iceland | 80%
|
| 1990 | President | Ireland | 78%
|
| 1988 | Prime Minister | Pakistan | 78%
|
| 1984 | Member of the Swiss Federal Council* | Switzerland | 78%
|
| 1993 | Prime Minister | Canada | 76%
|
| 2006 | President | Chile | 76%
|
| 2016 | President | Estonia | 76%
|
| 2004 | Co-Acting President | Austria | 75%
|
| 2015 | Acting Prime Minister | Greece | 75%
|
| 1969 | Prime Minister | Israel | 73%
|
| 1999 | President | Latvia | 73%
|
| 2002 | Acting Prime Minister | South Korea | 73%
|
| 2019 | Prime Minister | Belgium | 71%
|
| 2012 | Acting President | Serbia | 69%
|
| 2013 | Prime Minister | Slovenia | 69%
|
| 2009 | Prime Minister | Croatia | 68%
|
| 1990 | Prime Minister | Lithuania | 68%
|
| 1992 | Prime Minister | Poland | 68%
|
| 1979 | Prime Minister | Portugal | 68%
|
| 1968 | Acting Co-Chairperson | China | 64%
|
| 1991 | Prime Minister | France | 63%
|
| 2001 | President | Indonesia | 63%
|
| 2016 | State Counsellor | Myanmar | 63%
|
| 2016 | President | Taiwan | 63%
|
| 2011 | Prime Minister | Thailand | 63%
|
| 1991 | Prime Minister | Bangladesh | 61%
|
| 1960 | Prime Minister | Sri Lanka | 61%
|
| 2010 | Prime Minister | Slovakia | 59%
|
| 2005 | Prime Minister | Ukraine | 59%
|
| 1999 | President | Panama | 58%
|
| 1986 | President | Philippines | 58%
|
| 2018 | Prime Minister | Romania | 58%
|
| 1993 | Prime Minister | Turkey | 58%
|
| 2003 | Prime Minister | Peru | 56%
|
| 1994 | Acting Prime Minister | Bulgaria | 54%
|
| 1992 | Serb Member of the Presidency* | Bosnia and Herzegovina | 53%
|
| 1982 | President | Malta | 49%
|
| 1981 | Captain Regent* | San Marino | 49%
|
| 2010 | President | Costa Rica | 47%
|
| 2018 | Acting President | Vietnam | 47%
|
| 2018 | Prime Minister | Barbados | 46%
|
| 1997 | Acting President | Ecuador | 46%
|
| 2015 | President | Nepal | 46%
|
| 2004 | Acting Prime Minister | North Macedonia | 46%
|
| 1996 | Chairwoman of the Council of State | Liberia | 44%
|
| 1953 | Acting Chairperson of the Presidium of the State Great Khural | Mongolia | 44%
|
| 1979 | Acting President | Bolivia | 42%
|
| 1979 | Member of the Junta of National Reconstruction* | Nicaragua | 42%
|
| 2008 | Acting President | South Africa | 42%
|
| 2011 | President | Kosovo | 41%
|
| 2008 | Prime Minister | Moldova | 41%
|
| 2017 | President | Singapore | 41%
|
| 1990 | Acting President | Haiti | 39%
|
| 2006 | Prime Minister | Jamaica | 39%
|
| 1980 | Prime Minister | Dominica | 37%
|
| 2003 | Acting President | Georgia | 37%
|
| 1997 | Prime Minister | Guyana | 31%
|
| 2010 | Prime Minister | Trinidad and Tobago | 31%
|
| 1975 | Prime Minister | Central African Republic | 24%
|
| 2018 | President | Ethiopia | 24%
|
| 2015 | Prime Minister | Namibia | 24%
|
| 1993 | Prime Minister | Rwanda | 24%
|
| 2010 | President | Kyrgyzstan | 22%
|
| 2001 | Prime Minister | Senegal | 20%
|
| 1993 | Prime Minister | Burundi | 19%
|
| 2004 | Prime Minister | Mozambique | 19%
|
| 2009 | Acting President | Gabon | 15%
|
| 2019 | Member of the Sovereignty Council* | Sudan | 15%
|
| 2016 | President | Marshall Islands | 14%
|
| 2012 | Acting President | Mauritius | 14%
|
| 1984 | Acting President | Guinea-Bissau | 12%
|
| 2009 | Acting Prime Minister | Madagascar | 12%
|
| 2012 | President | Malawi | 10%
|
| 2002 | Prime Minister | São Tomé and Príncipe | 10%
|
| 2011 | Prime Minister | Mali | 8%
|