xper,xns,xew,xco
0.100000001 , 0.544597447 , 0.262200117 , 892.650024
0.200000003 , 0.110416368 , 0.109877862 , 1031.25000
0.300000012 , 7.55056143E-02 , 7.01746494E-02 , 1031.25000
0.500000000 , 3.57882157E-02 , 3.33768725E-02 , 1031.25000
1.00000000 , 3.01404502E-02 , 3.51753421E-02 , 562.650024
2.00000000 , 2.39964034E-02 , 2.57959589E-02 , 281.325012
3.00000000 , 2.00472269E-02 , 1.44649269E-02 , 187.688004