xper,xns,xew,xco
0.100000001 , 21.1600170 , 21.7449589 , 1082.00000
0.200000003 , 66.5170364 , 61.8245506 , 1250.00000
0.300000012 , 25.5832653 , 43.2796783 , 1250.00000
0.500000000 , 11.5561552 , 26.0886879 , 1000.00000
1.00000000 , 2.97429872 , 4.60075855 , 500.000000
2.00000000 , 0.753132999 , 1.10939837 , 250.000000
3.00000000 , 0.243350893 , 0.438395530 , 144.500000