xper,xns,xew,xco
0.100000001 , 0.814786792 , 1.27923775 , 892.650024
0.200000003 , 1.32313442 , 0.914678454 , 1031.25000
0.300000012 , 1.39880848 , 0.862702310 , 1031.25000
0.500000000 , 0.795847178 , 0.492692739 , 1031.25000
1.00000000 , 0.119156525 , 0.115694039 , 562.650024
2.00000000 , 2.48349421E-02 , 1.87774077E-02 , 281.325012
3.00000000 , 9.20328032E-03 , 7.05202529E-03 , 187.688004