Impact of a New Metro Line: Analysis of Metro Passenger Flow and Travel Time Based on Smart Card Data

Table 2

Mean and average CV of commuting travel time.

	Before Line 4 opening		After Line 4 opening
	Mean (min)	Average CV	Mean (min)	Average CV
Group 1	25.545	0.100	25.624	0.100
Group 2	25.630	0.084	25.063	0.082
Group 3	25.975	0.096	34.306	0.086