| Year | Country | % Correct |
|---|---|---|
| 2011 | South Sudan | 85%
|
| 2004 | Serbia | 78%
|
| 2021 | Afghanistan | 67%
|
| 2004 | Montenegro | 58%
|
| 2024 | Syria | 55%
|
| 2011 | Libya | 51%
|
| 2002 | East Timor | 37%
|
| 2008 | Iraq | 35%
|
| 2010 | Myanmar | 25%
|
| 2006 | D.R. Congo | 24%
|
| 2017 | Mauritania | 20%
|
| 2006 | Lesotho | 19%
|
| 2004 | Georgia | 16%
|
| 2006 | Venezuela | 16%
|
| 2001 | Rwanda | 15%
|
| 2012 | Malawi | 12%
|
| 2002 | Comoros | 11%
|
| 2002 | Bahrain | 10%
|