xper,xns,xew,xco
0.100000001 , 0.267745852 , 0.253023773 , 892.650024
0.200000003 , 8.30081552E-02 , 9.16907638E-02 , 1031.25000
0.300000012 , 7.32880309E-02 , 6.78052381E-02 , 1031.25000
0.500000000 , 3.54452059E-02 , 3.73451039E-02 , 1031.25000
1.00000000 , 2.78885849E-02 , 3.14541981E-02 , 562.650024
2.00000000 , 2.33481713E-02 , 2.57846285E-02 , 281.325012
3.00000000 , 1.95837580E-02 , 2.64660493E-02 , 187.688004