xper,xns,xew,xco
0.100000001 , 2.47594342E-02 , 3.25057022E-02 , 892.650024
0.200000003 , 3.51449028E-02 , 2.78825257E-02 , 1031.25000
0.300000012 , 1.48847466E-02 , 1.40297143E-02 , 1031.25000
0.500000000 , 6.01103995E-03 , 5.25257131E-03 , 1031.25000
1.00000000 , 1.22212816E-03 , 1.46484107E-03 , 562.650024
2.00000000 , 7.56235269E-04 , 1.05296704E-03 , 281.325012
3.00000000 , 6.42180443E-04 , 1.15030340E-03 , 187.688004