xper,xns,xew,xco
0.100000001 , 0.377759695 , 0.251787335 , 892.650024
0.200000003 , 7.58058429E-02 , 8.74270648E-02 , 1031.25000
0.300000012 , 4.60030548E-02 , 6.21303096E-02 , 1031.25000
0.500000000 , 3.33223864E-02 , 2.89420132E-02 , 1031.25000
1.00000000 , 2.64896620E-02 , 2.75114439E-02 , 562.650024
2.00000000 , 2.82316580E-02 , 2.25948039E-02 , 281.325012
3.00000000 , 2.74189152E-02 , 1.70409791E-02 , 187.688004