xper,xns,xew,xco
0.100000001 , 1.14570916 , 1.57620037 , 892.650024
0.200000003 , 1.30746925 , 1.70853126 , 1031.25000
0.300000012 , 1.66418970 , 2.37227654 , 1031.25000
0.500000000 , 3.87749410 , 3.71042085 , 1031.25000
1.00000000 , 1.79968321 , 1.78923810 , 562.650024
2.00000000 , 0.145688787 , 0.356776178 , 281.325012
3.00000000 , 8.19972306E-02 , 0.151055798 , 187.688004