xper,xns,xew,xco
0.100000001 , 0.539027691 , 0.849861622 , 892.650024
0.200000003 , 0.876327813 , 0.678027749 , 1031.25000
0.300000012 , 1.21220469 , 1.19008040 , 1031.25000
0.500000000 , 1.35867107 , 2.01213288 , 1031.25000
1.00000000 , 0.298432529 , 0.221434027 , 562.650024
2.00000000 , 6.02637790E-02 , 6.41984269E-02 , 281.325012
3.00000000 , 2.58368086E-02 , 2.39782725E-02 , 187.688004