xper,xns,xew,xco
0.100000001 , 1.56715393 , 1.15912139 , 892.650024
0.200000003 , 1.96299136 , 1.85225546 , 1031.25000
0.300000012 , 2.76899028 , 2.06098580 , 1031.25000
0.500000000 , 2.38874006 , 2.12805676 , 1031.25000
1.00000000 , 0.904057503 , 0.510874689 , 562.650024
2.00000000 , 0.143995777 , 9.39880088E-02 , 281.325012
3.00000000 , 4.18081544E-02 , 3.13283466E-02 , 187.688004