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World’s Largest Airlines
DirectionsName the world’s 100 largest airlines in terms of passenger traffic (based on revenue passenger km). RPK and country of origin shown. Adding ‘airways’ or ‘airlines’ after the name is typically not needed.
Quiz Takers 
multiple airlines no longer existing are included (ie air berlin, thomas cook airlines)
data is from a couple years ago, so that’s why they are there
In that case it would be nice to mention the reference date in the description?
Quizzes all have a Date Updated listed in the lower right of the quiz box