xper,xns,xew,xco
0.100000001 , 8.96094513 , 10.3111391 , 892.650024
0.200000003 , 11.1261053 , 9.63978767 , 1031.25000
0.300000012 , 6.13858652 , 4.21393156 , 1031.25000
0.500000000 , 5.42692900 , 4.47922325 , 1031.25000
1.00000000 , 1.29382646 , 0.903248191 , 562.650024
2.00000000 , 0.277322054 , 0.172922447 , 281.325012
3.00000000 , 0.115979396 , 6.72727153E-02 , 187.688004