xper,xns,xew,xco
0.100000001 , 0.551137865 , 1.96843934 , 892.650024
0.200000003 , 0.103323914 , 0.159850076 , 1031.25000
0.300000012 , 5.39857000E-02 , 5.21231852E-02 , 1031.25000
0.500000000 , 1.69729590E-02 , 1.92025229E-02 , 1031.25000
1.00000000 , 2.44275830E-03 , 4.55236295E-03 , 562.650024
2.00000000 , 7.57218921E-04 , 1.58095104E-03 , 281.325012
3.00000000 , 7.54695793E-04 , 1.12706912E-03 , 187.688004