xper,xns,xew,xco
0.100000001 , 0.273788214 , 0.448659152 , 892.650024
0.200000003 , 4.96315695E-02 , 8.38783830E-02 , 1031.25000
0.300000012 , 4.29112017E-02 , 4.75606471E-02 , 1031.25000
0.500000000 , 1.18856551E-02 , 2.27621906E-02 , 1031.25000
1.00000000 , 1.81914063E-03 , 2.26697046E-03 , 562.650024
2.00000000 , 1.06273557E-03 , 1.21328060E-03 , 281.325012
3.00000000 , 9.64239764E-04 , 8.37869593E-04 , 187.688004