xper,xns,xew,xco
0.100000001 , 11.3957806 , 8.37399864 , 892.650024
0.200000003 , 11.8781118 , 10.2101603 , 1031.25000
0.300000012 , 12.7124615 , 13.8637142 , 1031.25000
0.500000000 , 6.68678284 , 9.13271904 , 1031.25000
1.00000000 , 1.51184368 , 2.78910422 , 562.650024
2.00000000 , 0.798288345 , 0.580698669 , 281.325012
3.00000000 , 0.141917378 , 0.152096838 , 187.688004