xper,xns,xew,xco
0.100000001 , 0.706982911 , 0.728507042 , 892.650024
0.200000003 , 0.146207795 , 0.139850989 , 1031.25000
0.300000012 , 8.23480263E-02 , 8.11437368E-02 , 1031.25000
0.500000000 , 3.85024399E-02 , 3.33807357E-02 , 1031.25000
1.00000000 , 2.92551368E-02 , 2.83088516E-02 , 562.650024
2.00000000 , 2.64850166E-02 , 2.10301336E-02 , 281.325012
3.00000000 , 1.99676752E-02 , 1.90744307E-02 , 187.688004