xper,xns,xew,xco
0.100000001 , 0.538992703 , 0.849909484 , 892.650024
0.200000003 , 0.876299262 , 0.678075790 , 1031.25000
0.300000012 , 1.21217251 , 1.19001377 , 1031.25000
0.500000000 , 1.35864520 , 2.01208997 , 1031.25000
1.00000000 , 0.298478454 , 0.221397862 , 562.650024
2.00000000 , 6.02323860E-02 , 6.41581491E-02 , 281.325012
3.00000000 , 2.58581191E-02 , 2.40274612E-02 , 187.688004