| Country | Year | % Correct |
|---|---|---|
| Eritrea | 1993 | 89%
|
| Mozambique | 1975 | 85%
|
| Jamaica | 1962 | 74%
|
| Uganda | 1962 | 74%
|
| Fiji | 1970 | 74%
|
| Maldives | 1965 | 70%
|
| Solomon Islands | 1978 | 70%
|
| Chile | 1818 | 63%
|
| Guatemala | 1821 | 59%
|
| Costa Rica | 1821 | 59%
|
| Papua New Guinea | 1949 | 52%
|
| Colombia | 1810 | 41%
|
| Portugal | 1143 | 7%
|
| Bahrain | 1783 | 7%
|
| Bulgaria | 681 | 7%
|