RiyadhSaudi Arabia |
Taizhou (Zhejiang)China |
5 700 000
(2013) |
5 700 000
(2013)
5 740 000
(2007) |
5 740 000
(2007) |
1 554 km2
|
1 554 km2
9 411 km2
|
9 411 km2
|
3 667.95
/km2 |
3 667.95/km2
609.92/km2
|
609.92
/km2 |