xper,xns,xew,xco
0.100000001 , 0.304806173 , 0.189804971 , 892.650024
0.200000003 , 0.162479192 , 0.192256659 , 1031.25000
0.300000012 , 8.24200884E-02 , 8.73949230E-02 , 1031.25000
0.500000000 , 3.43715847E-02 , 2.80388165E-02 , 1031.25000
1.00000000 , 2.14330014E-02 , 3.37872133E-02 , 562.650024
2.00000000 , 1.72100235E-02 , 2.00221464E-02 , 281.325012
3.00000000 , 1.75471958E-02 , 2.06270795E-02 , 187.688004