xper,xns,xew,xco
0.100000001 , 8.15167141 , 11.7328548 , 892.650024
0.200000003 , 19.4206715 , 15.3924913 , 1031.25000
0.300000012 , 13.7473831 , 26.5363178 , 1031.25000
0.500000000 , 7.32800961 , 16.9407482 , 1031.25000
1.00000000 , 2.70127273 , 4.73289967 , 562.650024
2.00000000 , 0.834452331 , 1.10668874 , 281.325012
3.00000000 , 0.351268053 , 0.374824524 , 187.688004