RiyadhSaudi Arabia |
YichangChina |
5 700 000
(2013) |
5 700 000
(2013)
4 040 000
(2008) |
4 040 000
(2008) |
1 554 km2
|
1 554 km2
21 227 km2
|
21 227 km2
|
3 667.95
/km2 |
3 667.95/km2
190.32/km2
|
190.32
/km2 |