xper,xns,xew,xco
0.100000001 , 0.171669424 , 9.61881056E-02 , 892.650024
0.200000003 , 0.118509009 , 7.44952708E-02 , 1031.25000
0.300000012 , 0.107213967 , 5.62291853E-02 , 1031.25000
0.500000000 , 4.26568761E-02 , 3.49146239E-02 , 1031.25000
1.00000000 , 2.84190197E-02 , 2.79863477E-02 , 562.650024
2.00000000 , 2.15334632E-02 , 1.83283389E-02 , 281.325012
3.00000000 , 1.96080171E-02 , 2.38833632E-02 , 187.688004