| Time in top 20 | Country | % Correct |
|---|---|---|
| 1863 - Present | Brazil | 100%
|
| 1810 - Present | China | 100%
|
| 1928 - 1939, 1945 - 1948, 1980 - Present | Egypt | 100%
|
| 1996 - Present | Ethiopia | 100%
|
| 1810 - 2010 | France | 100%
|
| 1810 - Present | Germany | 100%
|
| 1810 - Present | India | 100%
|
| 1810 - Present | Indonesia | 100%
|
| 1810 - 18171989 - Present | Iran | 100%
|
| 1810 - Present | Japan | 100%
|
| 1817 - 1834, 1876 - Present | Mexico | 100%
|
| 1810 - Present | Russia | 100%
|
| 1810 - 19962010 - 2011 | United Kingdom | 100%
|
| 1810 - Present | United States | 100%
|
| 1810 - 1995 | Italy | 96%
|
| 1810 - Present | Nigeria | 96%
|
| 1810 - 1975 | Spain | 96%
|
| 1962 - 2025 | Thailand | 96%
|
| 1810 - 19281939 - 1945 1948 - 1962 1975 - 1980 1995 - Present | Turkey | 96%
|
| 1810 - Present | Vietnam | 96%
|
| 1810 - Present | Pakistan | 91%
|
| 1810 - 1966 | Poland | 91%
|
| 1966 - Present | Philippines | 83%
|
| 1810 - Present | Bangladesh | 78%
|
| 1810 - 1876 | South Korea | 78%
|
| 1810 - 1989 | Ukraine | 74%
|
| 2025 - Present | Tanzania | 70%
|
| 2011 - Present | DRC | 61%
|
| 1834 - 1863 | Romania | 48%
|