xper,xns,xew,xco
0.100000001 , 8.15011787 , 11.7438984 , 892.650024
0.200000003 , 19.4447041 , 15.4035530 , 1031.25000
0.300000012 , 13.7489157 , 26.5252171 , 1031.25000
0.500000000 , 6.45083046 , 16.9296207 , 1031.25000
1.00000000 , 2.69975162 , 4.72185469 , 562.650024
2.00000000 , 0.698041320 , 1.09563911 , 281.325012
3.00000000 , 0.217133671 , 0.363784492 , 187.688004