Table 4: Indicators of optimal solutions under various demand distributions.

System cost ($)Station’s transfer passengers Number of routes Average route length Average route frequency Average travel time (bus : train) Nonlinear coefficient
56575859

5065151600380046001000190.7921.880.51 : 0.531.28
4065111400360050001000190.8021.930.51 : 0.511.27
306505800380046001800180.8422.060.50 : 0.481.27
2064941000300052001800180.8421.990.50 : 0.481.25
106476800280056001800160.9322.210.47 : 0.411.25
06437800280048002600170.8922.040.50 : 0.421.22