SingaporeSingapore |
BostonUnited States |
5 312 400
(2012) |
5 312 400
(2012)
625 087
(2011) |
625 087
(2011) |
715 km2
|
715 km2
232 km2
|
232 km2
|
7 429.93
/km2 |
7 429.93/km2
2 694.34/km2
|
2 694.34
/km2 |