| letter | capital | % Correct |
|---|---|---|
| O | Oslo | 96%
|
| H | Helsinki | 95%
|
| M | Moscow | 95%
|
| S | Stockholm | 95%
|
| R | Reykjavik | 92%
|
| A | Amsterdam | 91%
|
| W | Warsaw | 90%
|
| B | Berlin | 89%
|
| C | Copenhagen | 89%
|
| L | London | 89%
|
| D | Dublin | 86%
|
| V | Vilnius | 82%
|
| Z | Zagreb | 79%
|
| T | Tallinn | 78%
|
| K | Kiev | 75%
|
| U | Ulan Bator | 75%
|
| P | Prague | 73%
|
| Q | Quito | 66%
|
| Y | Yerevan | 62%
|
| I | Islamabad | 52%
|
| J | Jerusalem | 48%
|
| F | Freetown | 33%
|
| N | Nicosia | 29%
|
| G | Guatemala City | 26%
|