Efficiency Evaluation of Bus Transport Operations Given Exogenous Environmental Factors

Table 2

Descriptive statistics of exogenous variables.

Attributes	Max	Mini	Mean	SE
Population density	2.42	0.67	1.03	0.34
GDP per capita	57275	29502	39087.13	8806.85
Number of taxis	66646	2352	14038	13664.34
Passenger volume of rail transit	377801	0	59467.17	102305.83
Car ownership	452.8	56.29	171.31	92.55