xper,xns,xew,xco
0.100000001 , 0.539075196 , 0.849866211 , 892.650024
0.200000003 , 0.876366138 , 0.678027034 , 1031.25000
0.300000012 , 1.21224773 , 1.19008064 , 1031.25000
0.500000000 , 1.35870624 , 2.01213408 , 1031.25000
1.00000000 , 0.298370957 , 0.221435100 , 562.650024
2.00000000 , 6.03064336E-02 , 6.41991720E-02 , 281.325012
3.00000000 , 2.58098841E-02 , 2.39775330E-02 , 187.688004