| Years | Country | % Correct |
|---|---|---|
| 1569 - 1795 | Poland-Lithuania | 100%
|
| 1919 - 1944, 1991 - | Estonia | 99%
|
| 1919 - 1944, 1991 - | Latvia | 99%
|
| 1919 - 1944, 1990 - | Lithuania | 98%
|
| 1702 - 1918 | Russia | 96%
|
| 1944 - 1991 | Soviet Union | 93%
|
| 1871 - 1944 | Germany | 90%
|
| 1918 - 1939 | Poland | 88%
|
| 1701 - 1871 | Prussia | 66%
|
| 1807 - 1813 | France | 58%
|