xper,xns,xew,xco
0.100000001 , 0.256404907 , 0.416630119 , 973.799988
0.200000003 , 7.61368945E-02 , 0.103157558 , 1125.00000
0.300000012 , 7.97912702E-02 , 7.23336041E-02 , 1125.00000
0.500000000 , 2.89763454E-02 , 3.13184820E-02 , 1125.00000
1.00000000 , 4.07510204E-03 , 7.76199438E-03 , 675.000000
2.00000000 , 1.72098516E-03 , 3.04378569E-03 , 337.500000
3.00000000 , 1.30601984E-03 , 2.07715947E-03 , 225.000000