xper,xns,xew,xco
0.100000001 , 0.233001500 , 0.448614448 , 973.799988
0.200000003 , 6.34452701E-02 , 8.17020163E-02 , 1125.00000
0.300000012 , 4.76990007E-02 , 6.86453804E-02 , 1125.00000
0.500000000 , 1.93675701E-02 , 2.18607318E-02 , 1125.00000
1.00000000 , 3.42420652E-03 , 2.76451441E-03 , 675.000000
2.00000000 , 1.14503282E-03 , 1.87794922E-03 , 337.500000
3.00000000 , 1.21597701E-03 , 1.13529572E-03 , 225.000000