xper,xns,xew,xco
0.100000001 , 0.316240489 , 0.638377607 , 973.799988
0.200000003 , 7.83938095E-02 , 0.119492948 , 1125.00000
0.300000012 , 8.12254250E-02 , 6.65831715E-02 , 1125.00000
0.500000000 , 2.69403141E-02 , 2.71923039E-02 , 1125.00000
1.00000000 , 2.93435156E-03 , 3.25692701E-03 , 675.000000
2.00000000 , 1.09734293E-03 , 1.42528734E-03 , 337.500000
3.00000000 , 9.89949331E-04 , 1.26261078E-03 , 225.000000