xper,xns,xew,xco
0.100000001 , 0.168808639 , 9.25872922E-02 , 973.799988
0.200000003 , 7.93469325E-02 , 7.73785189E-02 , 1125.00000
0.300000012 , 4.71700542E-02 , 8.64461660E-02 , 1125.00000
0.500000000 , 1.75534841E-02 , 2.69817896E-02 , 1125.00000
1.00000000 , 1.35817183E-02 , 2.15989519E-02 , 675.000000
2.00000000 , 3.89065198E-03 , 2.22260598E-03 , 337.500000
3.00000000 , 1.78124011E-03 , 1.03857380E-03 , 225.000000