xper,xns,xew,xco
0.100000001 , 20.9105492 , 14.6568613 , 892.650024
0.200000003 , 30.2194061 , 22.5175037 , 1031.25000
0.300000012 , 38.4806175 , 20.1822796 , 1031.25000
0.500000000 , 10.9477386 , 3.70834732 , 1031.25000
1.00000000 , 1.73028719 , 0.485090643 , 562.650024
2.00000000 , 0.366493911 , 0.105504468 , 281.325012
3.00000000 , 0.149348438 , 4.56998646E-02 , 187.688004