xper,xns,xew,xco
0.100000001 , 0.229193166 , 0.367986500 , 892.650024
0.200000003 , 6.36747405E-02 , 5.96481971E-02 , 1031.25000
0.300000012 , 2.96451412E-02 , 2.96721812E-02 , 1031.25000
0.500000000 , 8.48346390E-03 , 8.29470158E-03 , 1031.25000
1.00000000 , 1.85626675E-03 , 2.34883698E-03 , 562.650024
2.00000000 , 1.15831534E-03 , 1.54535286E-03 , 281.325012
3.00000000 , 8.18591216E-04 , 1.06065534E-03 , 187.688004