xper,xns,xew,xco
0.100000001 , 0.522496045 , 0.315874934 , 892.650024
0.200000003 , 0.542007983 , 0.315045029 , 1031.25000
0.300000012 , 0.591134787 , 0.555143952 , 1031.25000
0.500000000 , 0.925233126 , 0.706002057 , 1031.25000
1.00000000 , 0.688156605 , 0.703734398 , 562.650024
2.00000000 , 0.385126770 , 0.200067744 , 281.325012
3.00000000 , 0.178325474 , 8.53803158E-02 , 187.688004