xper,xns,xew,xco
0.100000001 , 293.811066 , 163.788818 , 892.650024
0.200000003 , 105.271652 , 62.2809525 , 1031.25000
0.300000012 , 157.239212 , 56.5795517 , 1031.25000
0.500000000 , 47.5124664 , 46.9281921 , 1031.25000
1.00000000 , 19.2302837 , 9.17093754 , 562.650024
2.00000000 , 1.51921642 , 0.911807299 , 281.325012
3.00000000 , 0.634864271 , 0.385756522 , 187.688004