xper,xns,xew,xco
0.100000001 , 1.06810796 , 0.560573697 , 892.650024
0.200000003 , 1.14183390 , 1.19905293 , 1031.25000
0.300000012 , 0.645241737 , 0.880322218 , 1031.25000
0.500000000 , 0.382551998 , 0.445851296 , 1031.25000
1.00000000 , 0.120277517 , 0.114506193 , 562.650024
2.00000000 , 3.38864587E-02 , 4.81449217E-02 , 281.325012
3.00000000 , 2.37964168E-02 , 2.86192410E-02 , 187.688004