xper,xns,xew,xco
0.100000001 , 0.199564964 , 0.410830885 , 892.650024
0.200000003 , 5.96409701E-02 , 7.86695778E-02 , 1031.25000
0.300000012 , 4.34685573E-02 , 6.08865917E-02 , 1031.25000
0.500000000 , 1.62441060E-02 , 1.91700999E-02 , 1031.25000
1.00000000 , 2.19925819E-03 , 1.78752001E-03 , 562.650024
2.00000000 , 1.46876613E-03 , 9.42743907E-04 , 281.325012
3.00000000 , 9.00181825E-04 , 9.33749485E-04 , 187.688004