RiyadhSaudi Arabia |
RotterdamNetherlands |
5 700 000
(2013) |
5 700 000
(2013)
617 347
(2012) |
617 347
(2012) |
1 554 km2
|
1 554 km2
319 km2
|
319 km2
|
3 667.95
/km2 |
3 667.95/km2
1 935.26/km2
|
1 935.26
/km2 |