xper,xns,xew,xco
0.100000001 , 8.15203285 , 11.7337179 , 892.650024
0.200000003 , 19.4211311 , 15.3931952 , 1031.25000
0.300000012 , 13.7470207 , 26.5360355 , 1031.25000
0.500000000 , 7.32759666 , 16.9401836 , 1031.25000
1.00000000 , 2.70167017 , 4.73254681 , 562.650024
2.00000000 , 0.834808171 , 1.10628331 , 281.325012
3.00000000 , 0.350895226 , 0.374358088 , 187.688004