xper,xns,xew,xco
0.100000001 , 0.189081177 , 0.279549688 , 892.650024
0.200000003 , 5.38183749E-02 , 4.91638295E-02 , 1031.25000
0.300000012 , 4.88184057E-02 , 4.88883778E-02 , 1031.25000
0.500000000 , 5.90385450E-03 , 6.20371243E-03 , 1031.25000
1.00000000 , 2.66311993E-03 , 2.73105525E-03 , 562.650024
2.00000000 , 1.97674311E-03 , 2.26231408E-03 , 281.325012
3.00000000 , 2.07612640E-03 , 2.14098580E-03 , 187.688004