xper,xns,xew,xco
0.100000001 , 0.105354957 , 0.203532040 , 892.650024
0.200000003 , 1.90321896E-02 , 3.07503622E-02 , 1031.25000
0.300000012 , 1.75495986E-02 , 1.87532622E-02 , 1031.25000
0.500000000 , 5.99255413E-03 , 4.55102464E-03 , 1031.25000
1.00000000 , 1.12887751E-03 , 1.56436604E-03 , 562.650024
2.00000000 , 9.06650326E-04 , 1.26301881E-03 , 281.325012
3.00000000 , 7.72998494E-04 , 1.16531469E-03 , 187.688004