CologneGermany |
KievUkraine |
1 017 155
(2011) |
1 017 155
(2011)
2 869 361
(2014) |
2 869 361
(2014) |
405 km2
|
405 km2
840 km2
|
840 km2
|
2 511.49
/km2 |
2 511.49/km2
3 415.91/km2
|
3 415.91
/km2 |