xper,xns,xew,xco
0.100000001 , 21.3398724 , 28.5678520 , 892.650024
0.200000003 , 23.7094440 , 65.9929428 , 1031.25000
0.300000012 , 33.1485977 , 37.1984253 , 1031.25000
0.500000000 , 5.78957605 , 6.33049011 , 1031.25000
1.00000000 , 0.849752069 , 1.00433969 , 562.650024
2.00000000 , 0.169413269 , 0.203290060 , 281.325012
3.00000000 , 7.00484663E-02 , 0.108514450 , 187.688004