xper,xns,xew,xco
0.100000001 , 0.919645309 , 1.26430368 , 892.650024
0.200000003 , 1.28732944 , 0.926515460 , 1031.25000
0.300000012 , 1.38799107 , 0.878636539 , 1031.25000
0.500000000 , 0.797340930 , 0.492258191 , 1031.25000
1.00000000 , 0.120009296 , 0.115659259 , 562.650024
2.00000000 , 2.48025618E-02 , 1.85342114E-02 , 281.325012
3.00000000 , 9.18730907E-03 , 7.13332230E-03 , 187.688004