GreensboroUnited States |
ZiboChina |
277 080
(2012) |
277 080
(2012)
4 150 000
(2007) |
4 150 000
(2007) |
340 km2
|
340 km2
5 938 km2
|
5 938 km2
|
814.94
/km2 |
814.94/km2
698.89/km2
|
698.89
/km2 |