| Letter | Population | Answer | % Correct |
|---|---|---|---|
| L | 15.1 m | London | 90%
|
| F | 69 m | France | 86%
|
| S | 47.8 m | Spain | 86%
|
| U | 70 m | United Kingdom | 86%
|
| B | 11.7 m | Belgium | 81%
|
| G | 84 m | Germany | 81%
|
| H | 9.6 m | Hungary | 81%
|
| M | 18.8 m | Moscow | 81%
|
| N | 18.5 m | Netherlands | 81%
|
| R | 110 m | Russia | 81%
|
| A | 9.1 m | Austria | 76%
|
| C | 10.6 m | Czech Republic | 76%
|
| D | 6.1 m | Denmark | 76%
|
| I | 59 m | Italy | 76%
|
| P | 38.1 m | Poland | 76%
|
| E | 1.34 m | Estonia | 71%
|
| W | 2.47 m | Warsaw | 67%
|
| O | 1.27 m | Oslo | 52%
|
| K | 3.45 m | Kyiv | 48%
|
| T | 1.59 m | Turin | 43%
|
| V | 2.37 m | Vienna | 38%
|
| Z | 1.52 m | Zürich | 33%
|
| X | 58 k | Xanthi | 19%
|
| Y | 567 k | Yaroslavl | 19%
|
| J | 215 k | Jerez de la Frontera | 14%
|
| Q | 100 k | Queluz | 0%
|