iteration_num: 1
solve_status: OPTIMAL
objective_value= -917560.4111717705
End No. 1iteration
iteration_num: 2
solve_status: OPTIMAL
objective_value= -913686.995970135
End No. 2iteration
iteration_num: 3
solve_status: OPTIMAL
objective_value= -910308.6978275059
End No. 3iteration
iteration_num: 4
solve_status: OPTIMAL
objective_value= -910299.1366208461
End No. 4iteration
END
