xper,xns,xew,xco
0.100000001 , 0.296599865 , 0.324852735 , 892.650024
0.200000003 , 0.113962233 , 7.96041638E-02 , 1031.25000
0.300000012 , 6.96200505E-02 , 3.92053910E-02 , 1031.25000
0.500000000 , 2.66734250E-02 , 2.69820597E-02 , 1031.25000
1.00000000 , 8.25716835E-03 , 9.69670806E-03 , 562.650024
2.00000000 , 5.26358979E-03 , 5.31074824E-03 , 281.325012
3.00000000 , 2.49550166E-03 , 3.06090480E-03 , 187.688004