xper,xns,xew,xco
0.100000001 , 38.3420410 , 23.8475571 , 892.650024
0.200000003 , 16.5308418 , 11.8494120 , 1031.25000
0.300000012 , 6.39370203 , 4.76987886 , 1031.25000
0.500000000 , 3.07012224 , 2.11509609 , 1031.25000
1.00000000 , 0.827976763 , 0.456945747 , 562.650024
2.00000000 , 0.184720457 , 0.105974026 , 281.325012
3.00000000 , 0.110873438 , 5.77856749E-02 , 187.688004