instance,instance_number,initial_primal_bound,initial_dual_bound,objective_offset,cumulated_reward,time,number_of_nodes,primal_bound,dual_bound,status ,0,1e+20,-1e+20,0,-1454.0,18.843855,1455,522.0,522.0,optimal ,1,1e+20,-1e+20,0,-377.0,5.202868,378,537.0,537.0,optimal ,2,1e+20,-1e+20,0,-178.0,2.907026,179,479.0,479.0,optimal ,3,1e+20,-1e+20,0,-73.0,1.292571,74,427.0,427.0,optimal ,4,1e+20,-1e+20,0,-153.0,2.533657,154,450.0,450.0,optimal ,5,1e+20,-1e+20,0,-213.0,3.292146,214,524.0,524.0,optimal ,6,1e+20,-1e+20,0,-134.0,2.888472,135,402.0,402.0,optimal ,7,1e+20,-1e+20,0,-230.0,3.184957,231,435.0,435.0,optimal ,8,1e+20,-1e+20,0,-227.0,3.598025,228,387.0,387.0,optimal ,9,1e+20,-1e+20,0,-304.0,5.020017,305,520.0,520.0,optimal