xper,xns,xew,xco
0.100000001 , 0.105354913 , 0.203532949 , 892.650024
0.200000003 , 1.90279726E-02 , 3.07490602E-02 , 1031.25000
0.300000012 , 1.75440367E-02 , 1.87636297E-02 , 1031.25000
0.500000000 , 5.98102855E-03 , 4.55209101E-03 , 1031.25000
1.00000000 , 1.13333098E-03 , 1.55601511E-03 , 562.650024
2.00000000 , 8.96789366E-04 , 1.26074930E-03 , 281.325012
3.00000000 , 7.80352275E-04 , 1.15595316E-03 , 187.688004