GuangzhouChina |
IbadanNigeria |
13 438 972
(2009) |
13 438 972
(2009)
2 550 593
(2006) |
2 550 593
(2006) |
7 434 km2
|
7 434 km2
3 080 km2
|
3 080 km2
|
1 807.77
/km2 |
1 807.77/km2
828.11/km2
|
828.11
/km2 |