xper,xns,xew,xco
0.100000001 , 0.351717502 , 0.440752208 , 892.650024
0.200000003 , 0.532276988 , 0.436768264 , 1031.25000
0.300000012 , 0.675797462 , 0.775968254 , 1031.25000
0.500000000 , 1.07391727 , 1.04459083 , 1031.25000
1.00000000 , 0.324201196 , 0.340878785 , 562.650024
2.00000000 , 6.96693659E-02 , 7.57499859E-02 , 281.325012
3.00000000 , 2.34984178E-02 , 3.96367237E-02 , 187.688004