xper,xns,xew,xco
0.100000001 , 8.15201092 , 11.7337275 , 892.650024
0.200000003 , 19.4211102 , 15.3932066 , 1031.25000
0.300000012 , 13.7470465 , 26.5360298 , 1031.25000
0.500000000 , 7.32762194 , 16.9401741 , 1031.25000
1.00000000 , 2.70164227 , 4.73253727 , 562.650024
2.00000000 , 0.834827721 , 1.10627282 , 281.325012
3.00000000 , 0.350890517 , 0.374347121 , 187.688004