xper,xns,xew,xco
0.100000001 , 0.256377161 , 0.416665196 , 973.799988
0.200000003 , 7.61373788E-02 , 0.103092372 , 1125.00000
0.300000012 , 7.97908083E-02 , 7.24629611E-02 , 1125.00000
0.500000000 , 2.80409958E-02 , 2.94613745E-02 , 1125.00000
1.00000000 , 4.06231871E-03 , 7.89708178E-03 , 675.000000
2.00000000 , 1.70529645E-03 , 3.18047986E-03 , 337.500000
3.00000000 , 1.30116357E-03 , 2.18085083E-03 , 225.000000