xper,xns,xew,xco
0.100000001 , 8.15218639 , 11.7337542 , 892.650024
0.200000003 , 19.4213810 , 15.3932276 , 1031.25000
0.300000012 , 13.7469597 , 26.5360050 , 1031.25000
0.500000000 , 7.32731724 , 16.9401550 , 1031.25000
1.00000000 , 2.70170259 , 4.73250961 , 562.650024
2.00000000 , 0.837073982 , 1.10625792 , 281.325012
3.00000000 , 0.349239588 , 0.374308079 , 187.688004