xper,xns,xew,xco
0.100000001 , 0.539071381 , 0.849813640 , 892.650024
0.200000003 , 0.876363277 , 0.677995443 , 1031.25000
0.300000012 , 1.21224391 , 1.19012582 , 1031.25000
0.500000000 , 1.35870337 , 2.01216173 , 1031.25000
1.00000000 , 0.298376203 , 0.221456230 , 562.650024
2.00000000 , 6.03033192E-02 , 6.42235801E-02 , 281.325012
3.00000000 , 2.58117747E-02 , 2.39472855E-02 , 187.688004