xper,xns,xew,xco
0.100000001 , 0.463842899 , 0.480105966 , 892.650024
0.200000003 , 0.227497846 , 0.243593365 , 1031.25000
0.300000012 , 5.15441000E-02 , 5.06197549E-02 , 1031.25000
0.500000000 , 1.03073353E-02 , 1.13468282E-02 , 1031.25000
1.00000000 , 3.35347722E-03 , 3.65203409E-03 , 562.650024
2.00000000 , 1.95177004E-03 , 1.70498888E-03 , 281.325012
3.00000000 , 2.16008094E-03 , 1.60792610E-03 , 187.688004