xper,xns,xew,xco
0.100000001 , 0.538959265 , 0.849923491 , 892.650024
0.200000003 , 0.876272202 , 0.678094327 , 1031.25000
0.300000012 , 1.21214211 , 1.18998766 , 1031.25000
0.500000000 , 1.35862029 , 2.01207209 , 1031.25000
1.00000000 , 0.298521668 , 0.221383169 , 562.650024
2.00000000 , 6.02026284E-02 , 6.41418919E-02 , 281.325012
3.00000000 , 2.58776005E-02 , 2.40489561E-02 , 187.688004