xper,xns,xew,xco
0.100000001 , 11.3485832 , 8.76116467 , 892.650024
0.200000003 , 11.9344215 , 10.4191275 , 1031.25000
0.300000012 , 12.6930046 , 14.0362062 , 1031.25000
0.500000000 , 6.70526886 , 9.18614101 , 1031.25000
1.00000000 , 1.50914025 , 2.77941632 , 562.650024
2.00000000 , 0.797577143 , 0.581059754 , 281.325012
3.00000000 , 0.141886517 , 0.152473256 , 187.688004