xper,xns,xew,xco
0.100000001 , 0.813487649 , 0.446683735 , 892.650024
0.200000003 , 0.123709939 , 0.125632063 , 1031.25000
0.300000012 , 3.97582538E-02 , 2.35604215E-02 , 1031.25000
0.500000000 , 8.77495110E-03 , 8.49292241E-03 , 1031.25000
1.00000000 , 2.65842932E-03 , 2.67113210E-03 , 562.650024
2.00000000 , 1.82303798E-03 , 2.07446865E-03 , 281.325012
3.00000000 , 1.60129834E-03 , 1.18203030E-03 , 187.688004