xper,xns,xew,xco
0.100000001 , 0.643055975 , 0.624065757 , 892.650024
0.200000003 , 0.169349417 , 0.220444247 , 1031.25000
0.300000012 , 8.68000835E-02 , 8.63921419E-02 , 1031.25000
0.500000000 , 4.30179052E-02 , 5.21107502E-02 , 1031.25000
1.00000000 , 2.91246306E-02 , 3.21276598E-02 , 562.650024
2.00000000 , 2.43348870E-02 , 1.91522725E-02 , 281.325012
3.00000000 , 2.52205115E-02 , 1.29086459E-02 , 187.688004