| Year | Country | % Correct |
|---|---|---|
| 3150-3500 B.C | Egypt | 90%
|
| 2100-1600 B.C | China | 88%
|
| 3000 B.C | India | 80%
|
| 625-559 B.C | Iran | 80%
|
| 660 A.D | Japan | 79%
|
| 900 A.D | Turkey | 65%
|
| 486 A.D | France | 64%
|
| 2500-3000 B.C | Ethiopia | 48%
|
| 301 A.D | San Marino | 24%
|
| 632 A.D | Bulgaria | 7%
|