KatowicePoland |
St. PetersburgRussian Federation |
321 000
(2005) |
321 000
(2005)
5 131 942
(2014) |
5 131 942
(2014) |
164 km2
|
164 km2
1 439 km2
|
1 439 km2
|
1 957.32
/km2 |
1 957.32/km2
3 566.33/km2
|
3 566.33
/km2 |