xper,xns,xew,xco
0.100000001 , 0.331671327 , 0.891264081 , 892.650024
0.200000003 , 0.121027172 , 0.122717440 , 1031.25000
0.300000012 , 7.61284754E-02 , 9.46105123E-02 , 1031.25000
0.500000000 , 3.17184292E-02 , 3.92148383E-02 , 1031.25000
1.00000000 , 6.15017302E-03 , 7.90671632E-03 , 562.650024
2.00000000 , 6.09505689E-03 , 6.72500953E-03 , 281.325012
3.00000000 , 8.54324829E-03 , 5.03557455E-03 , 187.688004