xper,xns,xew,xco
0.100000001 , 0.708199441 , 0.624578357 , 892.650024
0.200000003 , 0.217135265 , 0.198801368 , 1031.25000
0.300000012 , 8.98719504E-02 , 7.70241767E-02 , 1031.25000
0.500000000 , 4.10498567E-02 , 4.12095375E-02 , 1031.25000
1.00000000 , 3.24130878E-02 , 3.52930725E-02 , 562.650024
2.00000000 , 2.76182313E-02 , 3.72589752E-02 , 281.325012
3.00000000 , 2.59167291E-02 , 2.41357889E-02 , 187.688004