xper,xns,xew,xco
0.100000001 , 0.185458332 , 0.106022790 , 892.650024
0.200000003 , 6.33470565E-02 , 6.12653643E-02 , 1031.25000
0.300000012 , 2.85558868E-02 , 3.17663737E-02 , 1031.25000
0.500000000 , 7.59696355E-03 , 6.83718408E-03 , 1031.25000
1.00000000 , 1.59209361E-03 , 1.60098448E-03 , 562.650024
2.00000000 , 1.38484454E-03 , 1.73286384E-03 , 281.325012
3.00000000 , 1.38369657E-03 , 1.39821006E-03 , 187.688004