xper,xns,xew,xco
0.100000001 , 8.95869732 , 9.14859390 , 892.650024
0.200000003 , 11.1233730 , 7.89088631 , 1031.25000
0.300000012 , 6.14120913 , 4.21432543 , 1031.25000
0.500000000 , 4.68711519 , 3.59864664 , 1031.25000
1.00000000 , 1.29100776 , 0.878345549 , 562.650024
2.00000000 , 0.279829919 , 0.173314840 , 281.325012
3.00000000 , 0.118523501 , 6.68749735E-02 , 187.688004