The Fourth-Party Logistics Routing Problem Using Ant Colony System-Improved Grey Wolf Optimization

Table 6

The impact of C₀ on transportation plans.

C0	R	U	Cs	CL	TS	TL
40	1 ⟶ (21) ⟶ 3 ⟶ (10.7, 20.1, 30.2) ⟶ 4 ⟶ (20.2, 30.8) ⟶ 7	−0.23	55.0	57.5	55.6	58.7
45	1 ⟶ (21) ⟶ 3 ⟶ (20.3, 30.2, 40.5) ⟶ 6 ⟶ (10.4, 20.6) ⟶ 7	−0.12	55.8	57.8	54.1	56.8
50	1 ⟶ (20.6, 40.4) ⟶ 3 ⟶ (11) ⟶ 4 ⟶ (20.5, 30.5) ⟶ 7	−0.01	54.9	56.9	53.3	57.6
55	1 ⟶ (20.1, 30.2, 40.7) ⟶ 3 ⟶ (20.7, 30.3) ⟶ 4 ⟶ (10.2, 20.1, 30.7) ⟶ 7	0.14	50.8	54.8	55.0	58.6
60	1 ⟶ (30.5, 40.5) ⟶ 3 ⟶ (11) ⟶ 4 ⟶ (20.4, 30.6) ⟶ 7	0.21	53.4	55.3	54.8	58.5
65	1 ⟶ (21) ⟶ 3 ⟶ (10.7, 20.1, 30.2) ⟶ 4 ⟶ (20.2, 30.8) ⟶ 7	0.28	55.0	57.5	55.6	58.7
70	1 ⟶ (20.6, 40.4) ⟶ 3 ⟶ (11) ⟶ 4 ⟶ (20.5, 30.5) ⟶ 7	0.33	54.9	56.9	53.3	57.6
75	1 ⟶ (21) ⟶ 3 ⟶ (20.3, 30.2, 40.5) ⟶ 6 ⟶ (10.4, 20.6) ⟶ 7	0.37	55.8	57.8	54.1	56.8
80	1 ⟶ (21) ⟶ 3 ⟶ (10.7, 20.1, 30.2) ⟶ 4 ⟶ (20.2, 30.8) ⟶ 7	0.42	55.0	57.5	55.6	58.7
85	1 ⟶ (21) ⟶ 3 ⟶ (10.8, 30.2) ⟶ 4 ⟶ (20.3, 30.7) ⟶ 7	0.47	55.8	58.3	53.7	58.7