xper,xns,xew,xco
0.100000001 , 0.463952899 , 0.480070949 , 892.650024
0.200000003 , 0.227610737 , 0.243565187 , 1031.25000
0.300000012 , 5.14175706E-02 , 5.05876467E-02 , 1031.25000
0.500000000 , 1.04239872E-02 , 1.13730123E-02 , 1031.25000
1.00000000 , 4.52518603E-03 , 3.08985868E-03 , 562.650024
2.00000000 , 2.06917105E-03 , 1.97870214E-03 , 281.325012
3.00000000 , 2.08115974E-03 , 1.20050483E-03 , 187.688004