xper,xns,xew,xco
0.100000001 , 52.8389359 , 25.5921478 , 892.650024
0.200000003 , 161.662552 , 54.9281273 , 1031.25000
0.300000012 , 86.6624146 , 38.4009209 , 1031.25000
0.500000000 , 18.8054180 , 6.35347986 , 1031.25000
1.00000000 , 4.65643692 , 0.985203266 , 562.650024
2.00000000 , 0.605341017 , 0.259612620 , 281.325012
3.00000000 , 0.441169769 , 9.87907052E-02 , 187.688004