xper,xns,xew,xco
0.100000001 , 136.467392 , 130.763550 , 892.650024
0.200000003 , 143.472702 , 72.9144363 , 1031.25000
0.300000012 , 167.007309 , 131.352966 , 1031.25000
0.500000000 , 45.3944626 , 48.1081238 , 1031.25000
1.00000000 , 9.69434834 , 6.71568298 , 562.650024
2.00000000 , 1.25530684 , 1.26701677 , 281.325012
3.00000000 , 0.523378670 , 0.577893138 , 187.688004