xper,xns,xew,xco
0.100000001 , 0.105364606 , 0.203585237 , 892.650024
0.200000003 , 1.90628786E-02 , 3.06897536E-02 , 1031.25000
0.300000012 , 1.75875966E-02 , 1.88873038E-02 , 1031.25000
0.500000000 , 6.38038339E-03 , 6.74469443E-03 , 1031.25000
1.00000000 , 1.10552530E-03 , 1.47778029E-03 , 562.650024
2.00000000 , 6.77680131E-04 , 1.33426778E-03 , 281.325012
3.00000000 , 1.04885770E-03 , 1.22678047E-03 , 187.688004