RolesUnited States |
BrusselsBelgium |
431 746
(2013) |
431 746
(2013)
163 210
(2011) |
163 210
(2011) |
375 km2
|
375 km2
33 km2
|
33 km2
|
1 151.32
/km2 |
1 151.32/km2
4 945.76/km2
|
4 945.76
/km2 |