| Year | Country | % Correct |
|---|---|---|
| 2011 | South Sudan | 100%
|
| 2008 | Kosovo | 93%
|
| 2006 | Montenegro | 73%
|
| 2006 | Serbia | 73%
|
| 2002 | East Timor|Timor-Leste | 70%
|
| 1993 | Eritrea | 53%
|
| 1994 | Palau | 37%
|
| 1986 | Marshall Islands | 33%
|
| 1986 | Micronesia | 30%
|
| 2012 | Palestine | 30%
|