xper,xns,xew,xco
0.100000001 , 0.203036562 , 0.339393616 , 892.650024
0.200000003 , 7.65985474E-02 , 8.43477324E-02 , 1031.25000
0.300000012 , 6.77057877E-02 , 6.37770742E-02 , 1031.25000
0.500000000 , 2.13965848E-02 , 2.75739860E-02 , 1031.25000
1.00000000 , 2.41190614E-03 , 5.13752969E-03 , 562.650024
2.00000000 , 9.84122744E-04 , 2.54957564E-03 , 281.325012
3.00000000 , 8.38653708E-04 , 1.61569135E-03 , 187.688004