VolgogradRussian Federation |
SydneyAustralia |
1 021 000
(2010) |
1 021 000
(2010)
4 800 000
(2012) |
4 800 000
(2012) |
859 km2
|
859 km2
12 144 km2
|
12 144 km2
|
1 188.59
/km2 |
1 188.59/km2
395.26/km2
|
395.26
/km2 |