xper,xns,xew,xco
0.100000001 , 136.467407 , 130.763565 , 892.650024
0.200000003 , 143.472733 , 72.9144440 , 1031.25000
0.300000012 , 167.007309 , 131.352966 , 1031.25000
0.500000000 , 45.3944435 , 48.1081429 , 1031.25000
1.00000000 , 9.69441605 , 6.71565294 , 562.650024
2.00000000 , 1.25523269 , 1.26702964 , 281.325012
3.00000000 , 0.523399591 , 0.577882648 , 187.688004