| Year | Country | % Correct |
|---|---|---|
| 1918 | United Kingdom | 97%
|
| 1902 | Australia | 91%
|
| 1917 | Canada | 90%
|
| 1918 | Germany | 90%
|
| 1906 | Finland | 88%
|
| 1913 | Norway | 88%
|
| 1915 | Denmark | 87%
|
| 1893 | New Zealand | 87%
|
| 1917 | Russia | 80%
|
| 1918 | Ireland | 77%
|
| 1917 | Poland | 70%
|
| 1918 | Hungary | 55%
|
| 1917 | Estonia | 49%
|
| 1917 | Latvia | 49%
|
| 1918 | Lithuania | 47%
|
| 1917 | Uruguay | 15%
|
| 1917 | Armenia | 14%
|
| 1918 | Georgia | 14%
|
| 1918 | Azerbaijan | 12%
|
| 1918 | Kyrgyzstan | 6%
|