xper,xns,xew,xco
0.100000001 , 0.920992076 , 1.26894796 , 892.650024
0.200000003 , 1.50109220 , 1.67919695 , 1031.25000
0.300000012 , 2.21501970 , 1.92075384 , 1031.25000
0.500000000 , 2.51250720 , 3.23029280 , 1031.25000
1.00000000 , 0.529989302 , 1.53754425 , 562.650024
2.00000000 , 8.11820552E-02 , 0.163724750 , 281.325012
3.00000000 , 3.29974592E-02 , 5.46201579E-02 , 187.688004