| Years | Country | % Correct |
|---|---|---|
| 1981 | Australia | 100%
|
| 1993 | Australia | 100%
|
| 2001 | Argentina | 92%
|
| 2007 | Canada | 92%
|
| 1987 | Chile | 92%
|
| 1979 | Japan | 92%
|
| 2017 | South Korea | 92%
|
| 1985 | Soviet Union | 92%
|
| 2013 | Turkey | 92%
|
| 2011 | Colombia | 83%
|
| 2009 | Egypt | 83%
|
| 1983 | Mexico | 83%
|
| 2015 | New Zealand | 83%
|
| 2019 | Poland | 83%
|
| 1991 | Portugal | 83%
|
| 2005 | Netherlands | 75%
|
| 1989 | Saudi Arabia | 75%
|
| 2003 | United Arab Emirates | 75%
|
| 1997 | Malaysia | 58%
|
| 1999 | Nigeria | 58%
|
| 1995 | Qatar | 50%
|
| 1977 | Tunisia | 42%
|