| Year | Country | % Correct |
|---|---|---|
| 221 BC | China | 97%
|
| 660 BC | Japan | 92%
|
| 843 | France | 79%
|
| 1143 | Portugal | 68%
|
| 301 BC | San Marino | 68%
|
| ≈977-999 | Denmark | 63%
|
| 1238 | Thailand | 50%
|
| 1206 | Mongolia | 45%
|
| 976 | Austria | 42%
|
| 1001 | Hungary | 39%
|