xper,xns,xew,xco
0.100000001 , 0.407845646 , 0.673859835 , 892.650024
0.200000003 , 0.117528714 , 0.187782466 , 1031.25000
0.300000012 , 7.12539628E-02 , 9.21362415E-02 , 1031.25000
0.500000000 , 3.20963413E-02 , 3.53761651E-02 , 1031.25000
1.00000000 , 6.72347704E-03 , 4.14562831E-03 , 562.650024
2.00000000 , 2.02679215E-03 , 1.47698401E-03 , 281.325012
3.00000000 , 1.15156441E-03 , 1.38026802E-03 , 187.688004