xper,xns,xew,xco
0.100000001 , 0.763517141 , 0.364541829 , 892.650024
0.200000003 , 0.347983599 , 0.115562223 , 1031.25000
0.300000012 , 6.70084506E-02 , 4.39290106E-02 , 1031.25000
0.500000000 , 1.31747155E-02 , 1.27921663E-02 , 1031.25000
1.00000000 , 1.25790639E-02 , 1.02317836E-02 , 562.650024
2.00000000 , 1.07132802E-02 , 7.46485032E-03 , 281.325012
3.00000000 , 5.06748213E-03 , 7.25185266E-03 , 187.688004