| Year | Country | % Correct |
|---|---|---|
| 1962 | Saudi Arabia | 82%
|
| 1981 | Mauritania | 76%
|
| 1970 | Oman | 74%
|
| 1962 | Yemen | 74%
|
| 1952 | Qatar | 68%
|
| 1964 | United Arab Emirates | 68%
|
| 1949 | Kuwait | 66%
|
| 1960 | Niger | 50%
|
| 1958 | Bhutan | 26%
|
| 1955 | Cambodia | 21%
|