xper,xns,xew,xco
0.100000001 , 0.407868594 , 0.673861861 , 892.650024
0.200000003 , 0.117507480 , 0.187783748 , 1031.25000
0.300000012 , 7.12695271E-02 , 9.47479904E-02 , 1031.25000
0.500000000 , 3.21698785E-02 , 3.53778787E-02 , 1031.25000
1.00000000 , 6.74614729E-03 , 4.14747139E-03 , 562.650024
2.00000000 , 2.03445158E-03 , 1.72045373E-03 , 281.325012
3.00000000 , 1.18048897E-03 , 1.38092984E-03 , 187.688004