FedEx and UPS Network Structure and Accessibility Analysis Based on Complex Network Theory

Table 4

Top 20 ranking airports by centrality measures (DC, BC, and CC) in 2011.

Rank	Airport code	Degree	Airport code	Betweenness centrality	Airport code	Closeness centrality	Rank	Airport code	Degree	Airport code	Betweenness centrality	Airport code	Closeness centrality
1	MEM	254	MEM	0.403	MEM	0.641	11	DEN	61	HNL	0.036	AFW	0.45
2	SDF	204	SDF	0.154	SDF	0.569	12	PDX	58	CPR	0.034	DFW	0.449
3	IND	140	SEA	0.075	IND	0.501	13	LAX	57	SLC	0.033	SEA	0.44
4	ONT	88	PDX	0.071	ONT	0.478	14	PHX	53	MKE	0.029	SLC	0.439
5	EWR	87	ONT	0.064	OAK	0.47	15	LCK	53	OMA	0.029	RFD	0.439
6	OAK	86	IND	0.059	EWR	0.464	16	SLC	48	PHX	0.026	GEG	0.438
7	PHL	84	OAK	0.055	DEN	0.457	17	ATL	48	ANC	0.026	BIL	0.438
8	DFW	73	GEG	0.052	PHL	0.454	18	SEA	47	SMF	0.025	DSM	0.432
9	AFW	68	GTF	0.041	LAX	0.453	19	DSM	47	EWR	0.025	MSP	0.427
10	RFD	67	GFK	0.039	PDX	0.451	20	MSP	44	FSD	0.025	ABQ	0.427