Buenos AiresArgentina |
FreetownSierra Leone |
2 891 082
(2010) |
2 891 082
(2010)
862 419
(2013) |
862 419
(2013) |
202 km2
|
202 km2
357 km2
|
357 km2
|
14 312.30
/km2 |
14 312.30/km2
2 415.74/km2
|
2 415.74
/km2 |