NOTE - Populations of city proper. For this quiz, Australia was expanded to be all of Oceania (and the 0.01% population requirement is based on the population of Oceania as a whole). ALSO NOTE - some cities were abbreviated and will fill in early (mostly in NA & SA) - was necessary due to data field sizes.
Estimated populations used per continent:
Asia - 3.9 billion, Africa - 922 million, Europe - 731 million, NA - 528 million, SA - 382 million, Oceania - 35.7 million.