NairobiKenya |
BostonUnited States |
3 240 155
(2010) |
3 240 155
(2010)
625 087
(2011) |
625 087
(2011) |
696 km2
|
696 km2
232 km2
|
232 km2
|
4 655.40
/km2 |
4 655.40/km2
2 694.34/km2
|
2 694.34
/km2 |