| Date | Country | % Correct |
|---|---|---|
| 221 BC | China | 88%
|
| 660 BC | Japan | 78%
|
| 843 AD | France | 64%
|
| 301 AD | San Marino | 43%
|
| 1143 AD | Portugal | 42%
|
| 10th Century AD | Denmark | 38%
|
| 1206 AD | Mongolia | 36%
|
| 1238 AD | Thailand | 31%
|
| 976 AD | Austria | 25%
|
| 1001 AD | Hungary | 19%
|