| Date | Answer | % Correct |
|---|---|---|
| 1988-2011 | Burma | 79%
|
| 1977-2011 | Libya | 75%
|
| 2011-2012, 2013-2014 | Egypt | 62%
|
| 2006-2008, 2014-present | Thailand | 58%
|
| 2010-2011 | Niger | 51%
|
| 2012 | Mali | 50%
|
| 2011 | Algeria | 47%
|
| 1999-2008 | Pakistan | 47%
|
| 2003-2005, 2013-2014 | Central African Republic | 42%
|
| 2016-2017 | Ethiopia | 41%
|
| 2005-2007, 2008-2009 | Mauritania | 40%
|
| 2015 | Burkina Faso | 37%
|
| 2017-2018 | Zimbabwe | 35%
|
| 2008-2010 | Guinea | 34%
|
| 2003-2006 | Liberia | 32%
|
| 2006-2014 | Fiji | 29%
|
| 2007-2008 | Bangladesh | 28%
|
| 2003, 2012 | Guinea-Bissau | 26%
|
| 2009-2010 | Honduras | 20%
|
| 1999-2002 | Comoros | 17%
|
| 2014 | Lesotho | 10%
|
| 2003 | São Tomé and Príncipe | 9%
|