St. PetersburgRussian Federation |
LuxembourgLuxembourg |
5 131 942
(2014) |
5 131 942
(2014)
103 641
(2013) |
103 641
(2013) |
1 439 km2
|
1 439 km2
52 km2
|
52 km2
|
3 566.33
/km2 |
3 566.33/km2
1 993.10/km2
|
1 993.10
/km2 |