xper,xns,xew,xco
0.100000001 , 0.918622553 , 1.97468936 , 892.650024
0.200000003 , 0.261731803 , 0.135643497 , 1031.25000
0.300000012 , 7.62966424E-02 , 5.78904785E-02 , 1031.25000
0.500000000 , 1.74277592E-02 , 1.58610977E-02 , 1031.25000
1.00000000 , 3.29330959E-03 , 3.21509689E-03 , 562.650024
2.00000000 , 1.39052025E-03 , 1.14595587E-03 , 281.325012
3.00000000 , 1.89315504E-03 , 1.07903453E-03 , 187.688004