VolgogradRussian Federation |
HamburgGermany |
1 021 000
(2010) |
1 021 000
(2010)
1 718 187
(2011) |
1 718 187
(2011) |
859 km2
|
859 km2
755 km2
|
755 km2
|
1 188.59
/km2 |
1 188.59/km2
2 275.74/km2
|
2 275.74
/km2 |