Environmental Impact Analysis of Hub-and-Spoke Network Operation

Table 2

Demand matrix.

Passenger flow (ten thousand)	Shenyang	Beijing	Qingdao	Zhengzhou	Guangzhou	Nanjing
Shenyang	0	113.5	42.8	0	60.3	35.1
Beijing	113.5	0	131.2	0	411.7	85.1
Qingdao	42.8	131.2	0	0	63.1	0
Zhengzhou	0	0	0	0	79.4	0
Guangzhou	60.3	411.7	63.2	79.4	0	149.2
Nanjing	35.1	85.1	0	0	149.2	0