xper,xns,xew,xco
0.100000001 , 11.9632168 , 13.9651852 , 892.650024
0.200000003 , 19.1320343 , 13.7912092 , 1031.25000
0.300000012 , 13.1333380 , 15.2518454 , 1031.25000
0.500000000 , 13.8625698 , 10.1152058 , 1031.25000
1.00000000 , 2.72604513 , 1.88509798 , 562.650024
2.00000000 , 0.438902587 , 0.500802457 , 281.325012
3.00000000 , 0.166619956 , 0.155487075 , 187.688004