xper,xns,xew,xco
0.100000001 , 0.463938564 , 0.480079651 , 892.650024
0.200000003 , 0.227597103 , 0.243574232 , 1031.25000
0.300000012 , 5.14313020E-02 , 5.05967475E-02 , 1031.25000
0.500000000 , 1.04100946E-02 , 1.13640958E-02 , 1031.25000
1.00000000 , 4.52394737E-03 , 3.62037704E-03 , 562.650024
2.00000000 , 2.07314873E-03 , 1.98327284E-03 , 281.325012
3.00000000 , 2.07993831E-03 , 1.20460370E-03 , 187.688004