xper,xns,xew,xco
0.100000001 , 0.522394776 , 0.315914661 , 892.650024
0.200000003 , 0.541900873 , 0.315008372 , 1031.25000
0.300000012 , 0.591183364 , 0.555189371 , 1031.25000
0.500000000 , 0.925283253 , 0.706041217 , 1031.25000
1.00000000 , 0.688176155 , 0.703691125 , 562.650024
2.00000000 , 0.385154963 , 0.200098857 , 281.325012
3.00000000 , 0.178381920 , 8.53941292E-02 , 187.688004