xper,xns,xew,xco
0.100000001 , 0.489521086 , 1.04598916 , 892.650024
0.200000003 , 0.204406500 , 0.126792282 , 1031.25000
0.300000012 , 0.119593821 , 8.59583765E-02 , 1031.25000
0.500000000 , 4.16813791E-02 , 4.65626493E-02 , 1031.25000
1.00000000 , 3.07834148E-02 , 3.11188232E-02 , 562.650024
2.00000000 , 2.84890439E-02 , 2.00730860E-02 , 281.325012
3.00000000 , 2.41836831E-02 , 2.11254209E-02 , 187.688004