xper,xns,xew,xco
0.100000001 , 9.54821780E-02 , 7.66298920E-02 , 892.650024
0.200000003 , 4.42872457E-02 , 4.58952785E-02 , 1031.25000
0.300000012 , 3.71469483E-02 , 3.71886231E-02 , 1031.25000
0.500000000 , 3.46796811E-02 , 2.86303088E-02 , 1031.25000
1.00000000 , 2.67935880E-02 , 3.21409628E-02 , 562.650024
2.00000000 , 2.37456076E-02 , 2.33325157E-02 , 281.325012
3.00000000 , 2.27708444E-02 , 2.12521348E-02 , 187.688004