xper,xns,xew,xco
0.100000001 , 0.177538231 , 0.282225668 , 892.650024
0.200000003 , 6.85514584E-02 , 9.20707136E-02 , 1031.25000
0.300000012 , 5.10845818E-02 , 5.67146763E-02 , 1031.25000
0.500000000 , 1.59044061E-02 , 1.56824049E-02 , 1031.25000
1.00000000 , 1.84174278E-03 , 2.53433152E-03 , 562.650024
2.00000000 , 1.02269801E-03 , 1.28441548E-03 , 281.325012
3.00000000 , 1.06823537E-03 , 1.17348274E-03 , 187.688004