xper,xns,xew,xco
0.100000001 , 3.44970155 , 4.66932821 , 892.650024
0.200000003 , 5.49754143 , 5.43665457 , 1031.25000
0.300000012 , 6.09525108 , 6.12252617 , 1031.25000
0.500000000 , 10.1663170 , 10.6798725 , 1031.25000
1.00000000 , 1.59570837 , 2.02928424 , 562.650024
2.00000000 , 0.296930134 , 0.370485008 , 281.325012
3.00000000 , 8.33519772E-02 , 0.133799806 , 187.688004