Answer stats are always rounded, I suppose. That said, as soon as <0.5% guess it correctly, the statistic shows that it's typed in by zero percent of the users.
Maybe write Singapore for the country for Singapore? I know its a city-state but it has its own government and everything and its better than just putting lines for N/A
Goiania is misspelled. Otherwise great quiz though. Ran out of time with 235, would have probably got around 240 if I had a few extra minutes, but timer isn't bad.
Also it would be nice if you would remove the accents above some letters in some of the names, such as from Tōkyō to Tokyo etc., because their English names do not have accents.
Also, there are far too many cities in China and India!