HangzhouChina |
St. PetersburgRussian Federation |
8 700 000
(2010) |
8 700 000
(2010)
5 131 942
(2014) |
5 131 942
(2014) |
16 847 km2
|
16 847 km2
1 439 km2
|
1 439 km2
|
516.41
/km2 |
516.41/km2
3 566.33/km2
|
3 566.33
/km2 |