xper,xns,xew,xco
0.100000001 , 136.467377 , 130.763565 , 892.650024
0.200000003 , 143.472733 , 72.9144516 , 1031.25000
0.300000012 , 167.007309 , 131.352982 , 1031.25000
0.500000000 , 45.3944397 , 48.1081123 , 1031.25000
1.00000000 , 9.69433784 , 6.71571302 , 562.650024
2.00000000 , 1.25529397 , 1.26696980 , 281.325012
3.00000000 , 0.523245811 , 0.577779949 , 187.688004