xper,xns,xew,xco
0.100000001 , 0.490662187 , 0.332321048 , 892.650024
0.200000003 , 7.18416274E-02 , 7.16935545E-02 , 1031.25000
0.300000012 , 5.77503853E-02 , 5.44377230E-02 , 1031.25000
0.500000000 , 3.50205824E-02 , 3.49773839E-02 , 1031.25000
1.00000000 , 3.35206352E-02 , 2.49040592E-02 , 562.650024
2.00000000 , 3.03953085E-02 , 2.37030946E-02 , 281.325012
3.00000000 , 2.14172602E-02 , 2.29518674E-02 , 187.688004