xper,xns,xew,xco
0.100000001 , 3.44945765 , 4.66926956 , 892.650024
0.200000003 , 5.49772501 , 5.43659639 , 1031.25000
0.300000012 , 6.09543324 , 6.12258291 , 1031.25000
0.500000000 , 10.1660995 , 10.6799297 , 1031.25000
1.00000000 , 1.59549332 , 2.02934122 , 562.650024
2.00000000 , 0.296559215 , 0.370541871 , 281.325012
3.00000000 , 8.31044689E-02 , 0.133743986 , 187.688004