Table 3 Pairwise comparison matrix and grey weights of the main criteria

C1

[1.000,1.000]

[1.267,2.048]

[0.494,0.780]

[0.896,1.431]

[0.584,0.871]

[0.092,0.267]

C2

[0.488,0.789]

[1.000,1.000]

[0.443,0.758]

[0.494,0.789]

[0.360,0.530]

[0.000,0.076]

C3

[1.282,2.024]

[1.320,2.259]

[1.000,1.000]

[1.866,2.734]

[0.494,0.812]

[0.227,0.563]

C4

[0.699,1.116]

[1.267,2.024]

[0.366,0.536]

[1.000,1.000]

[0.259,0.364]

[0.023,0.113]

C5

[1.149,1.712]

[1.888,2.781]

[1.231,2.024]

[2.748,3.866]

[1.000,1.000]

[0.498,1.000]