xper,xns,xew,xco
0.100000001 , 1.67882824 , 1.02800608 , 892.650024
0.200000003 , 0.598789692 , 0.698547482 , 1031.25000
0.300000012 , 0.515887499 , 0.733700752 , 1031.25000
0.500000000 , 0.465055138 , 0.498018444 , 1031.25000
1.00000000 , 0.394785196 , 0.433489382 , 562.650024
2.00000000 , 0.196835876 , 0.165648401 , 281.325012
3.00000000 , 6.09802753E-02 , 7.90696815E-02 , 187.688004