xper,xns,xew,xco
0.100000001 , 8.96166325 , 10.3109932 , 892.650024
0.200000003 , 11.1268225 , 9.63994980 , 1031.25000
0.300000012 , 6.13789034 , 4.21406698 , 1031.25000
0.500000000 , 5.42616653 , 4.47905874 , 1031.25000
1.00000000 , 1.29457045 , 0.903045475 , 562.650024
2.00000000 , 0.276618302 , 0.173070624 , 281.325012
3.00000000 , 0.115260705 , 6.71303049E-02 , 187.688004