San DiegoUnited States |
Frankfurt am MainGermany |
1 366 865
(2008) |
1 366 865
(2008)
693 436
(2013) |
693 436
(2013) |
963 km2
|
963 km2
248 km2
|
248 km2
|
1 419.38
/km2 |
1 419.38/km2
2 796.11/km2
|
2 796.11
/km2 |