Table 5: The results of the 17 scenarios of the realistic instance.

The central depot cityTractor quantityPercentage of satisfied freight demand (%)Average number of loaded-semitrailer on a routeAverage distance span (km)Percentage of fuel consumption for tractor running alone (%)CO2 emissions per ton-kilometer (g/tm)

JNA52824.2010687.2078.45
 JNA*62803.4410009.0480.04
QD44814.9311021.5273.92
 QD*52804.1210363.7575.64
ZB52814.1210683.6175.53
 ZB*55813.9310334.5476.27
ZZH76802.82128828.60101.96
DY56803.8210777.3478.57
 DY*59803.6310458.3979.47
YT99802.16108232.66108.11
WF49814.4310471.4873.89
 WF*51804.2010172.4774.65
JNI77802.77115927.0699.81
TA62813.469748.6879.72
 TA*64823.39101010.0580.93
WH102802.09138243.02127.76
RZH72812.99107418.4289.24
LW61813.5210038.2979.38
 LW*63813.41102610.0380.91
LY65823.35107515.0285.67
 LY*67813.21106516.0986.76
DZH68823.19112119.0789.95
LCH64803.33109315.7186.37
BZH57813.7710286.6177.95
 BZH*59813.6410237.8278.98
HZ77802.77132830.78105.17

The results without clone operator.