xper,xns,xew,xco
0.100000001 , 2.66843271 , 2.50735712 , 892.650024
0.200000003 , 5.02792788 , 3.02519655 , 1031.25000
0.300000012 , 5.29345751 , 3.68060088 , 1031.25000
0.500000000 , 3.93636775 , 2.75034142 , 1031.25000
1.00000000 , 0.859677315 , 1.04088426 , 562.650024
2.00000000 , 0.250230223 , 0.284245491 , 281.325012
3.00000000 , 8.74472484E-02 , 8.83056745E-02 , 187.688004