GuangzhouChina |
AtlantaUnited States |
13 438 972
(2009) |
13 438 972
(2009)
447 841
(2013) |
447 841
(2013) |
7 434 km2
|
7 434 km2
343 km2
|
343 km2
|
1 807.77
/km2 |
1 807.77/km2
1 305.66/km2
|
1 305.66
/km2 |