| Hint | pop/sq km | Country | % Correct |
|---|---|---|---|
| M | 19 724.00 | Monaco | 99%
|
| V | 1 809.09 | Vatican City | 99%
|
| M | 1 628.37 | Malta | 94%
|
| S | 557.18 | San Marino | 94%
|
| B | 381.42 | Belgium | 93%
|
| N | 416.55 | Netherlands | 93%
|
| U | 281.23 | United Kingdom | 93%
|
| L | 238.78 | Liechtenstein | 91%
|
| L | 245.84 | Luxembourg | 91%
|
| G | 235.56 | Germany | 90%
|
| A | 165.33 | Andorra | 86%
|
| D | 130.48 | Denmark | 86%
|
| K | 165.20 | Kosovo | 86%
|
| I | 200.50 | Italy | 85%
|
| P | 120.99 | Poland | 84%
|
| F | 118.48 | France | 83%
|
| S | 210.81 | Switzerland | 82%
|
| P | 111.12 | Portugal | 80%
|
| C | 136.05 | Czech Republic | 78%
|
| H | 103.69 | Hungary | 78%
|
| A | 108.09 | Austria | 75%
|
| M | 119.03 | Moldova | 75%
|
| S | 112.59 | Serbia | 74%
|
| S | 111.42 | Slovakia | 74%
|
| S | 102.60 | Slovenia | 73%
|
| A | 100.11 | Albania | 71%
|
| S | 93.90 | Spain | 71%
|
| G | 78.76 | Greece | 70%
|
| I | 71.05 | Ireland | 69%
|
| U | 72.18 | Ukraine | 69%
|
| F | 16.41 | Finland | 68%
|
| I | 3.34 | Iceland | 68%
|
| R | 80.23 | Romania | 68%
|
| C | 72.20 | Croatia | 66%
|
| N | 14.15 | Norway | 66%
|
| S | 22.54 | Sweden | 66%
|
| E | 29.34 | Estonia | 65%
|
| L | 28.96 | Latvia | 65%
|
| B | 63.81 | Bosnia and Herzegovina | 64%
|
| B | 62.29 | Bulgaria | 64%
|
| L | 41.20 | Lithuania | 64%
|
| R | 36.81 | Russia | 64%
|
| B | 45.53 | Belarus | 63%
|
| N | 81.06 | North Macedonia | 63%
|
| M | 45.49 | Montenegro | 59%
|