xper,xns,xew,xco
0.100000001 , 0.282520741 , 0.410309494 , 892.650024
0.200000003 , 5.64077608E-02 , 9.13588777E-02 , 1031.25000
0.300000012 , 7.02794343E-02 , 5.99277914E-02 , 1031.25000
0.500000000 , 2.23940685E-02 , 2.09427923E-02 , 1031.25000
1.00000000 , 2.15915032E-03 , 3.09925224E-03 , 562.650024
2.00000000 , 1.02894707E-03 , 1.51102210E-03 , 281.325012
3.00000000 , 7.65703211E-04 , 1.12129049E-03 , 187.688004