xper,xns,xew,xco
0.100000001 , 1.56715059 , 1.15910697 , 892.650024
0.200000003 , 1.96299458 , 1.85224092 , 1031.25000
0.300000012 , 2.76898670 , 2.06100059 , 1031.25000
0.500000000 , 2.38873625 , 2.12804198 , 1031.25000
1.00000000 , 0.904062033 , 0.510860205 , 562.650024
2.00000000 , 0.143993437 , 9.39755812E-02 , 281.325012
3.00000000 , 4.18070257E-02 , 3.13150883E-02 , 187.688004