Table 4 Importance of the top ten airports in the RCEP international airline network in 2019.

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

No.

Airport node

\(OW{D_i}\)

\(NW{D_i}\)

\(W{D_i}\)

Proportion of \(OW{D_i}\) (%)

1

SIN (Singapore Changi International Airport)

1.000

1.019

2.019

49.5

2

ICN (Incheon International Airport)

0.551

1.316

1.867

29.5

3

HKG (Hong Kong International Airport)

0.436

1.364

1.800

24.2

4

KUL (Kuala Lumpur International Airport)

0.312

1.481

1.793

17.4

5

BKK (Bangkok International Airport)

0.350

1.435

1.785

19.6

6

PVG (Shanghai Pudong International Airport)

0.115

1.577

1.692

6.8

7

KIX (Japan Kansai International Airport)

0.033

1.595

1.629

2.05

8

CAN (Guangzhou Baiyun International Airport)

0.013

1.612

1.626

0.82

9

PEK (Beijing Capital International Airport)

0.008

1.615

1.623

0.47

10

SYD (Sydney International Airport)

0.031

1.591

1.621

1.89