Table 6.

Defined parameters for NSGA-II

Factor	Parameter	Levels
		One	Two	Three
A	Maximum iterations	30	50*	70
B	Size of population	100	150*	200
C	% crossover	0.5	0.7*	0.9
D	% mutation	0.2	0.3*	0.4
E	Rate of mutation	0.18	0.25*	0.32
F	Mutation step size	0.15	0.2*	0.25

*Selected levels to solve the problems