xper,xns,xew,xco
0.100000001 , 0.306557804 , 0.432788759 , 892.650024
0.200000003 , 0.191787392 , 0.186969981 , 1031.25000
0.300000012 , 0.104184963 , 0.141709551 , 1031.25000
0.500000000 , 3.72076072E-02 , 3.50161791E-02 , 1031.25000
1.00000000 , 4.12891852E-03 , 5.36430953E-03 , 562.650024
2.00000000 , 1.37186574E-03 , 1.97144784E-03 , 281.325012
3.00000000 , 1.01899682E-03 , 1.39178359E-03 , 187.688004