xper,xns,xew,xco
0.100000001 , 0.573399544 , 0.641838253 , 892.650024
0.200000003 , 1.31338906 , 1.66945136 , 1031.25000
0.300000012 , 0.830826759 , 0.926419616 , 1031.25000
0.500000000 , 0.458842337 , 0.950333893 , 1031.25000
1.00000000 , 0.516253233 , 0.621367991 , 562.650024
2.00000000 , 0.154665634 , 0.113394871 , 281.325012
3.00000000 , 4.34691757E-02 , 4.55490947E-02 , 187.688004