xper,xns,xew,xco
0.100000001 , 0.919648230 , 1.26429987 , 892.650024
0.200000003 , 1.28732669 , 0.926511049 , 1031.25000
0.300000012 , 1.38799322 , 0.878632247 , 1031.25000
0.500000000 , 0.797345877 , 0.492265731 , 1031.25000
1.00000000 , 0.120007142 , 0.115664922 , 562.650024
2.00000000 , 2.47989632E-02 , 1.85381193E-02 , 281.325012
3.00000000 , 9.19004343E-03 , 7.13153835E-03 , 187.688004