xper,xns,xew,xco
0.100000001 , 11.3930597 , 8.37302303 , 892.650024
0.200000003 , 11.8754120 , 10.2092667 , 1031.25000
0.300000012 , 12.7151423 , 13.8626881 , 1031.25000
0.500000000 , 6.68410492 , 9.13377476 , 1031.25000
1.00000000 , 1.44975841 , 2.79014921 , 562.650024
2.00000000 , 0.801227868 , 0.581728220 , 281.325012
3.00000000 , 0.139003232 , 0.127669334 , 187.688004