xper,xns,xew,xco
0.100000001 , 0.977148771 , 0.610326648 , 892.650024
0.200000003 , 0.105908997 , 0.119452789 , 1031.25000
0.300000012 , 7.08260983E-02 , 6.23901412E-02 , 1031.25000
0.500000000 , 3.79552692E-02 , 2.73868181E-02 , 1031.25000
1.00000000 , 3.30942646E-02 , 2.73648184E-02 , 562.650024
2.00000000 , 2.20923927E-02 , 2.07412448E-02 , 281.325012
3.00000000 , 2.33623665E-02 , 1.51700480E-02 , 187.688004