DoualaCameroon |
IbadanNigeria |
1 907 000
(2005) |
1 907 000
(2005)
2 550 593
(2006) |
2 550 593
(2006) |
210 km2
|
210 km2
3 080 km2
|
3 080 km2
|
9 080.95
/km2 |
9 080.95/km2
828.11/km2
|
828.11
/km2 |