xper,xns,xew,xco
0.100000001 , 11.3957539 , 8.37375736 , 892.650024
0.200000003 , 11.8780842 , 10.2099400 , 1031.25000
0.300000012 , 12.7124872 , 13.8634548 , 1031.25000
0.500000000 , 6.68675327 , 9.13298512 , 1031.25000
1.00000000 , 1.51180804 , 2.78936696 , 562.650024
2.00000000 , 0.798325181 , 0.580956876 , 281.325012
3.00000000 , 0.141889110 , 0.152469575 , 187.688004