xper,xns,xew,xco
0.100000001 , 0.485255986 , 0.215258896 , 892.650024
0.200000003 , 0.414896816 , 0.475111663 , 1031.25000
0.300000012 , 0.704401493 , 0.379399300 , 1031.25000
0.500000000 , 0.281832397 , 0.244877636 , 1031.25000
1.00000000 , 0.137466803 , 0.155337483 , 562.650024
2.00000000 , 6.30144700E-02 , 3.23093049E-02 , 281.325012
3.00000000 , 1.64057352E-02 , 1.32139158E-02 , 187.688004