xper,xns,xew,xco
0.100000001 , 1.06803238 , 0.560435176 , 892.650024
0.200000003 , 1.14175797 , 1.19890714 , 1031.25000
0.300000012 , 0.645161450 , 0.880171180 , 1031.25000
0.500000000 , 0.382678062 , 0.446035832 , 1031.25000
1.00000000 , 0.120187782 , 0.114365011 , 562.650024
2.00000000 , 3.38004939E-02 , 4.83387820E-02 , 281.325012
3.00000000 , 2.39174906E-02 , 2.84423009E-02 , 187.688004