xper,xns,xew,xco
0.100000001 , 0.444376886 , 0.766005933 , 973.799988
0.200000003 , 6.40115663E-02 , 0.127110630 , 1125.00000
0.300000012 , 6.30081892E-02 , 8.12288523E-02 , 1125.00000
0.500000000 , 1.82924084E-02 , 2.28400268E-02 , 1125.00000
1.00000000 , 2.21769256E-03 , 2.74323206E-03 , 675.000000
2.00000000 , 9.86061292E-04 , 1.49514643E-03 , 337.500000
3.00000000 , 1.14001206E-03 , 1.10095821E-03 , 225.000000