| Total length | Density | Country | % Correct |
|---|---|---|---|
| 16,320 km | 67 m/km² | United Kingdom | 92%
|
| 40,625 km | 108 m/km² | Germany | 91%
|
| 27,311 km | 62 m/km² | Japan | 89%
|
| 3,055 km | 74 m/km² | Netherlands | 89%
|
| 5,196 km | 125 m/km² | Switzerland | 89%
|
| 3,607 km | 118 m/km² | Belgium | 88%
|
| 5,527 km | 66 m/km² | Austria | 87%
|
| 275 km | 106 m/km² | Luxembourg | 84%
|
| 9,567 km | 122 m/km² | Czech Republic | 79%
|
| 19,209 km | 61 m/km² | Poland | 78%
|
| 9.5 km | 56 m/km² | Liechtenstein | 77%
|
| 3,626 km | 74 m/km² | Slovakia | 77%
|
| 1.7 km | 850 m/km² | Monaco | 75%
|
| 1,209 km | 60 m/km² | Slovenia | 75%
|
| 7,945 km | 85 m/km² | Hungary | 74%
|
| 240 km | 333 m/km² | Singapore | 73%
|
| 0.3 km | 667 m/km² | Vatican City | 59%
|
| 1,486 km | 68 m/km² | Israel | 49%
|
| 3.9 km | 238 m/km² | Nauru | 9%
|
| 58 km | 192 m/km² | St. Kitts and Nevis | 7%
|