xper,xns,xew,xco
0.100000001 , 11.2108412 , 12.8565216 , 1083.50000
0.200000003 , 20.1751785 , 33.0111237 , 1250.00000
0.300000012 , 30.3944778 , 25.2838001 , 1250.00000
0.500000000 , 16.3925629 , 19.4052773 , 1250.00000
1.00000000 , 8.83193970 , 9.16577530 , 700.000000
2.00000000 , 1.55212605 , 2.41114330 , 350.000000
3.00000000 , 0.428108186 , 0.757382452 , 233.500000