xper,xns,xew,xco
0.100000001 , 0.583156943 , 0.431341588 , 892.650024
0.200000003 , 0.351823568 , 0.250007987 , 1031.25000
0.300000012 , 0.116752282 , 0.153610840 , 1031.25000
0.500000000 , 4.54991311E-02 , 4.07651737E-02 , 1031.25000
1.00000000 , 2.35667825E-02 , 3.22489776E-02 , 562.650024
2.00000000 , 2.28557996E-02 , 2.04875842E-02 , 281.325012
3.00000000 , 2.30741184E-02 , 1.87549666E-02 , 187.688004