xper,xns,xew,xco
0.100000001 , 6.24020658E-02 , 0.286796033 , 973.799988
0.200000003 , 3.34335007E-02 , 4.91741523E-02 , 1125.00000
0.300000012 , 2.55097225E-02 , 3.25330645E-02 , 1125.00000
0.500000000 , 7.68779078E-03 , 7.12737394E-03 , 1125.00000
1.00000000 , 1.40146608E-03 , 1.25612272E-03 , 675.000000
2.00000000 , 8.11339705E-04 , 8.54073907E-04 , 337.500000
3.00000000 , 8.61439039E-04 , 9.42872139E-04 , 225.000000