Statistics for Airport codes - the 20 busiest airports

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Rank	Country	Passengers	Airport	% Correct
1	United States	103,902,992	ATL (Hartsfield–Jackson Atlanta International Airport)	96%
4	United States	84,557,968	LAX (Los Angeles International Airport)	88%
16	India	63,451,503	DEL (Indira Gandhi International Airport)	80%
6	United Kingdom	78,014,598	LHR (Heathrow Airport)	80%
11	Netherlands	68,515,425	AMS (Amsterdam Airport Schiphol)	76%
15	Turkey	63,859,785	IST (Istanbul Atatürk Airport)	76%
18	Singapore	62,219,573	SIN (Singapore Changi Airport)	76%
10	France	69,471,442	CDG (Charles de Gaulle International Airport)	72%
3	United Arab Emirates	88,242,099	DXB (Dubai International Airport)	68%
14	Germany	64,500,386	FRA (Frankfurt am Main International Airport)	68%
5	United States	79,828,183	ORD (O'Hare International Airport)	68%
2	China	95,786,442	PEK (Beijing Capital International Airport)	68%
8	Hong Kong	72,665,078	HKG (Hong Kong International Airport)	64%
12	United States	67,092,194	DFW (Dallas-Fort Worth International Airport)	60%
7	Japan	76,476,251	HND (Haneda Airport)	48%
13	China	65,887,473	CAN (Guangzhou Baiyun International Airport)	44%
20	United States	61,379,396	DEN (Denver International Airport)	40%
19	South Korea	62,157,834	ICN (Incheon International Airport)	40%
9	China	70,001,237	PVG (Shanghai Pudong International Airport)	32%
17	Indonesia	63,015,620	CGK (Soekarno-Hatta International Airport)	24%