xper,xns,xew,xco
0.100000001 , 8.59806687E-02 , 0.104131326 , 973.799988
0.200000003 , 1.61143467E-02 , 2.39871088E-02 , 1125.00000
0.300000012 , 1.79013759E-02 , 1.49951037E-02 , 1125.00000
0.500000000 , 5.80414897E-03 , 7.14811031E-03 , 1125.00000
1.00000000 , 1.27683079E-03 , 1.43311860E-03 , 675.000000
2.00000000 , 7.87129044E-04 , 8.99253879E-04 , 337.500000
3.00000000 , 1.05665904E-03 , 8.56531318E-04 , 225.000000