xper,xns,xew,xco
0.100000001 , 8.15171814 , 11.7331848 , 892.650024
0.200000003 , 19.4207211 , 15.3928270 , 1031.25000
0.300000012 , 13.7473440 , 26.5359821 , 1031.25000
0.500000000 , 7.32796144 , 16.9404068 , 1031.25000
1.00000000 , 2.70131731 , 4.73256969 , 562.650024
2.00000000 , 0.834509790 , 1.10635436 , 281.325012
3.00000000 , 0.351219565 , 0.374489337 , 187.688004