ColumbusUnited States |
ChongqingChina |
822 553
(2013) |
822 553
(2013)
28 846 170
(2010) |
28 846 170
(2010) |
550 km2
|
550 km2
82 400 km2
|
82 400 km2
|
1 495.55
/km2 |
1 495.55/km2
350.07/km2
|
350.07
/km2 |