xper,xns,xew,xco
0.100000001 , 0.377607346 , 0.251920909 , 892.650024
0.200000003 , 7.58428276E-02 , 8.73249173E-02 , 1031.25000
0.300000012 , 4.64823321E-02 , 6.20782524E-02 , 1031.25000
0.500000000 , 3.27312760E-02 , 2.83794831E-02 , 1031.25000
1.00000000 , 2.55949758E-02 , 2.75107436E-02 , 562.650024
2.00000000 , 2.72731259E-02 , 2.42636874E-02 , 281.325012
3.00000000 , 2.68090162E-02 , 1.61971357E-02 , 187.688004