Some interesting observations:
Four of the top five, are Japanese cities
The first US city appears only at no:17 - NY
Abuja at no 18 and Kinhasa at no 19 - they are more expensive than Berlin and Moscow, didn't expect that :)
Some interesting observations:
Four of the top five, are Japanese cities
The first US city appears only at no:17 - NY
Abuja at no 18 and Kinhasa at no 19 - they are more expensive than Berlin and Moscow, didn't expect that :)