xper,xns,xew,xco
0.100000001 , 0.153871253 , 0.140366986 , 892.650024
0.200000003 , 7.61436000E-02 , 7.78441876E-02 , 1031.25000
0.300000012 , 5.62607050E-02 , 5.40091880E-02 , 1031.25000
0.500000000 , 3.74998450E-02 , 3.73404548E-02 , 1031.25000
1.00000000 , 3.19424979E-02 , 3.00759263E-02 , 562.650024
2.00000000 , 2.61737704E-02 , 2.15599183E-02 , 281.325012
3.00000000 , 1.60522759E-02 , 1.70433261E-02 , 187.688004