JeddahSaudi Arabia |
Hong KongChina |
3 600 000
(2009) |
3 600 000
(2009)
7 182 724
(2013) |
7 182 724
(2013) |
201 km2
|
201 km2
1 104 km2
|
1 104 km2
|
17 910.40
/km2 |
17 910.40/km2
6 506.09/km2
|
6 506.09
/km2 |