xper,xns,xew,xco
0.100000001 , 0.153882802 , 0.140481517 , 892.650024
0.200000003 , 7.61557743E-02 , 7.77843818E-02 , 1031.25000
0.300000012 , 5.62673286E-02 , 5.41841537E-02 , 1031.25000
0.500000000 , 3.75108533E-02 , 3.73178683E-02 , 1031.25000
1.00000000 , 3.19460593E-02 , 3.01585365E-02 , 562.650024
2.00000000 , 2.61788275E-02 , 2.14732811E-02 , 281.325012
3.00000000 , 1.60552803E-02 , 1.70326997E-02 , 187.688004