xper,xns,xew,xco
0.100000001 , 7.35353661 , 5.84653139 , 892.650024
0.200000003 , 11.1030006 , 11.2896090 , 1031.25000
0.300000012 , 17.5082664 , 20.3319626 , 1031.25000
0.500000000 , 14.2135029 , 12.4375782 , 1031.25000
1.00000000 , 4.58558321 , 2.76066351 , 562.650024
2.00000000 , 0.568849862 , 0.539054513 , 281.325012
3.00000000 , 0.239302307 , 0.190492019 , 187.688004