xper,xns,xew,xco
0.100000001 , 11.3485441 , 8.76105499 , 892.650024
0.200000003 , 11.9343786 , 10.4189930 , 1031.25000
0.300000012 , 12.6930485 , 14.0361118 , 1031.25000
0.500000000 , 6.70522070 , 9.18622684 , 1031.25000
1.00000000 , 1.50914860 , 2.77949715 , 562.650024
2.00000000 , 0.797632277 , 0.581164777 , 281.325012
3.00000000 , 0.141845375 , 0.152446479 , 187.688004