xper,xns,xew,xco
0.100000001 , 8.15202618 , 11.7338037 , 892.650024
0.200000003 , 19.4211349 , 15.3932810 , 1031.25000
0.300000012 , 13.7470322 , 26.5359554 , 1031.25000
0.500000000 , 7.32759190 , 16.9401073 , 1031.25000
1.00000000 , 2.70165086 , 4.73245764 , 562.650024
2.00000000 , 0.835036933 , 1.10622668 , 281.325012
3.00000000 , 0.350732058 , 0.374237984 , 187.688004