Estimation of Saturation Flow Rate and Start-Up Lost Time for Signal Timing Based on Headway Distribution

Table 2

Headway distribution in different percentiles.

Percentiles	Logarithmical forms (exclude the first vehicle)	(exclude the first vehicle)	(for the whole queue)
Mean		0.9842	0.7906
95th per.		0.9321	0.8605
85th per.		0.9619	0.8789
75th per.		0.9772	0.8633
65th per.		0.9778	0.8021
50th per.		0.9787	0.7207

is an integer from 2 to 20.