xper,xns,xew,xco
0.100000001 , 0.488394529 , 0.536355078 , 1190.19995
0.200000003 , 0.652161598 , 1.23140597 , 1375.00000
0.300000012 , 1.94396901 , 1.92048073 , 1375.00000
0.500000000 , 0.465695739 , 0.560550809 , 1375.00000
1.00000000 , 4.87274230E-02 , 5.74115328E-02 , 800.250000
2.00000000 , 1.16975615E-02 , 1.25746392E-02 , 399.850006
3.00000000 , 5.45505341E-03 , 5.60512999E-03 , 266.750000