xper,xns,xew,xco
0.100000001 , 0.256384134 , 0.694812238 , 973.799988
0.200000003 , 7.17138574E-02 , 0.110671461 , 1125.00000
0.300000012 , 5.19048646E-02 , 6.84639439E-02 , 1125.00000
0.500000000 , 3.00752893E-02 , 2.57830843E-02 , 1125.00000
1.00000000 , 2.23594788E-03 , 2.67803133E-03 , 675.000000
2.00000000 , 1.03143638E-03 , 1.34763867E-03 , 337.500000
3.00000000 , 1.01056776E-03 , 1.26910827E-03 , 225.000000