xper,xns,xew,xco
0.100000001 , 10.1674519 , 8.66559124 , 892.650024
0.200000003 , 21.6575871 , 14.1438513 , 1031.25000
0.300000012 , 22.6173210 , 35.6231651 , 1031.25000
0.500000000 , 2.64671087 , 3.06041980 , 1031.25000
1.00000000 , 1.07620323 , 1.26311493 , 562.650024
2.00000000 , 0.208840951 , 0.292317629 , 281.325012
3.00000000 , 9.48291644E-02 , 9.97779518E-02 , 187.688004