| Dates | Country | % Correct |
|---|---|---|
| 1689–1922, 1991– | Russia | 98%
|
| 1947– | India | 96%
|
| 1911– | Mongolia | 96%
|
| 1945– | North Korea | 95%
|
| 1976– | Vietnam | 93%
|
| 1951– | Nepal | 92%
|
| 1991– | Kazakhstan | 90%
|
| 1953– | Laos | 89%
|
| 1947– | Pakistan | 88%
|
| 1948– | Myanmar | 86%
|
| 1951– | Bhutan | 85%
|
| 1905–1945 | Japan | 84%
|
| 1991– | Tajikistan | 84%
|
| 1991– | Kyrgyzstan | 83%
|
| 1895– | Afghanistan | 80%
|
| 1922–1991 | Soviet Union | 76%
|
| 1842–1997 | United Kingdom | 74%
|
| 1898–1946 | France | 60%
|
| 1912–1951 | Tibet | 57%
|
| 1887–1999 | Portugal | 55%
|
| 1945–1976 | North Vietnam | 32%
|