xper,xns,xew,xco
0.100000001 , 1.02706540 , 2.54632449 , 892.650024
0.200000003 , 1.40579951 , 3.41257858 , 1031.25000
0.300000012 , 1.66381109 , 3.79904175 , 1031.25000
0.500000000 , 0.978722930 , 5.17841148 , 1031.25000
1.00000000 , 0.257895857 , 0.905259311 , 562.650024
2.00000000 , 6.89402893E-02 , 0.312304586 , 281.325012
3.00000000 , 2.21011322E-02 , 0.145587772 , 187.688004