xper,xns,xew,xco
0.100000001 , 0.127894089 , 0.323961914 , 892.650024
0.200000003 , 5.35981730E-02 , 7.29198083E-02 , 1031.25000
0.300000012 , 4.63472158E-02 , 4.19687070E-02 , 1031.25000
0.500000000 , 1.62676722E-02 , 1.66797731E-02 , 1031.25000
1.00000000 , 2.25038012E-03 , 2.38394551E-03 , 562.650024
2.00000000 , 2.31723208E-03 , 2.26770877E-03 , 281.325012
3.00000000 , 1.64830033E-03 , 1.61171705E-03 , 187.688004