xper,xns,xew,xco
0.100000001 , 0.325440347 , 0.454664588 , 892.650024
0.200000003 , 0.548605144 , 0.483304471 , 1031.25000
0.300000012 , 0.816268563 , 0.993150413 , 1031.25000
0.500000000 , 1.09455168 , 1.01853359 , 1031.25000
1.00000000 , 0.480104655 , 0.391005486 , 562.650024
2.00000000 , 0.130013511 , 0.115503266 , 281.325012
3.00000000 , 4.54140119E-02 , 6.01872578E-02 , 187.688004