Scientific Reports

Table 5 Airport importance ranking top 25 in the RCEP international airline network from 2010 to 2019.

From: Layout analysis of the RCEP international airline network based on hub identification using improved contribution matrix

No.	2010		2013		2016		2019
No.	Airport node	Proportion of \(OW{D_i}\) (%)	Airport node	Proportion of \(OW{D_i}\;\;\) (%)	Airport node	Proportion of \(OW{D_i}\) (%)	Airport node	Proportion of \(OW{D_i}\) (%)
1	BKK	4.72	KUL	8.42	SIN	37.72	SIN	49.52
2	KUL	7.70	PVG	5.02	ICN	29.68	ICN	29.50
3	PVG	4.22	BKK	3.32	HKG	28.87	HKG	24.23
4	NRT	0.80	PEK	0.60	KUL	12.28	KUL	17.41
5	SYD	1.29	MNL	0.25	PVG	10.59	BKK	19.63
6	MNL	0.49	SYD	0.76	BKK	11.17	PVG	6.81
7	CAN	0.71	CAN	0.37	PEK	1.50	KIX	2.05
8	PEK	0.94	NRT	0.41	KIX	2.17	CAN	0.82
9	SGN	0.38	CGK	0.60	SGN	0.48	PEK	0.47
10	CGK	0.39	SGN	0.21	DPS	0.91	SYD	1.89
11	KIX	0.85	KIX	0.45	MNL	0.20	MNL	0.11
12	HKT	0.04	HKG	24.16	HAN	0.06	DPS	0.91
13	DPS	0.12	DPS	0.30	NRT	0.57	HAN	0.19
14	AKL	0.10	HAN	0.07	CGK	0.06	SGN	0.34
15	HAN	0.17	ICN	23.01	SYD	0.62	REP	1.88
16	SIN	28.83	MEL	0.26	CTU	0.06	CKG	0.09
17	MEL	0.29	HKT	0.02	REP	0.17	NRT	0.70
18	HKG	23.26	AKL	0.05	KMG	0.76	XIY	0.04
19	KMG	0.10	CTU	0.00	AKL	0.47	CTU	0.20
20	PNH	0.02	KMG	0.26	XIY	0.03	AKL	1.07
21	XMN	0.01	PNH	0.01	CSX	0.03	DAD	0.09
22	BNE	0.26	SIN	37.17	CKG	0.02	HKT	0.38
23	ICN	25.83	XMN	0.01	CNX	0.03	PNH	0.76
24	CRK	0.00	BNE	0.12	HKT	0.15	KMG	0.42
25	BKI	0.02	RGN	0.01	HND	0.11	XMN	0.02

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