xper,xns,xew,xco
0.100000001 , 0.551147938 , 1.96842968 , 892.650024
0.200000003 , 0.301005214 , 0.159840256 , 1031.25000
0.300000012 , 5.39757237E-02 , 5.21136150E-02 , 1031.25000
0.500000000 , 1.69632584E-02 , 1.91922225E-02 , 1031.25000
1.00000000 , 3.01617500E-03 , 4.54218499E-03 , 562.650024
2.00000000 , 8.79132072E-04 , 1.59296812E-03 , 281.325012
3.00000000 , 7.49406579E-04 , 1.13961042E-03 , 187.688004