xper,xns,xew,xco
0.100000001 , 0.435738802 , 0.127606004 , 973.799988
0.200000003 , 0.156568855 , 6.08132742E-02 , 1125.00000
0.300000012 , 4.49716672E-02 , 4.47735488E-02 , 1125.00000
0.500000000 , 3.87829021E-02 , 2.48494260E-02 , 1125.00000
1.00000000 , 2.02135388E-02 , 1.68558527E-02 , 675.000000
2.00000000 , 6.13443321E-03 , 2.43143039E-03 , 337.500000
3.00000000 , 1.89897884E-03 , 1.17098633E-03 , 225.000000