xper,xns,xew,xco
0.100000001 , 0.127903610 , 0.323987931 , 892.650024
0.200000003 , 5.35874553E-02 , 7.29469657E-02 , 1031.25000
0.300000012 , 4.63320762E-02 , 4.19951417E-02 , 1031.25000
0.500000000 , 1.62866674E-02 , 1.66770909E-02 , 1031.25000
1.00000000 , 2.24437634E-03 , 2.40058848E-03 , 562.650024
2.00000000 , 2.31393054E-03 , 2.21122499E-03 , 281.325012
3.00000000 , 1.67253951E-03 , 1.59530598E-03 , 187.688004