xper,xns,xew,xco
0.100000001 , 8.33840275 , 9.61651611 , 892.650024
0.200000003 , 17.0339336 , 12.3920975 , 1031.25000
0.300000012 , 11.7762117 , 13.4191179 , 1031.25000
0.500000000 , 7.47182846 , 26.5064049 , 1031.25000
1.00000000 , 5.01551819 , 7.04595184 , 562.650024
2.00000000 , 1.06366599 , 1.26183748 , 281.325012
3.00000000 , 0.382502377 , 0.465597451 , 187.688004