xper,xns,xew,xco
0.100000001 , 0.813490927 , 0.446681529 , 892.650024
0.200000003 , 0.123706378 , 0.125631079 , 1031.25000
0.300000012 , 3.97649854E-02 , 2.35626120E-02 , 1031.25000
0.500000000 , 8.78737867E-03 , 8.48865509E-03 , 1031.25000
1.00000000 , 2.66392599E-03 , 2.66866852E-03 , 562.650024
2.00000000 , 1.89860573E-03 , 2.07130378E-03 , 281.325012
3.00000000 , 1.67812349E-03 , 9.59440251E-04 , 187.688004