xper,xns,xew,xco
0.100000001 , 0.292727411 , 0.142919376 , 892.650024
0.200000003 , 5.07845320E-02 , 7.89808929E-02 , 1031.25000
0.300000012 , 4.24619690E-02 , 4.34594937E-02 , 1031.25000
0.500000000 , 2.78662387E-02 , 2.72251256E-02 , 1031.25000
1.00000000 , 2.85513271E-02 , 2.50954758E-02 , 562.650024
2.00000000 , 2.38874536E-02 , 2.54603773E-02 , 281.325012
3.00000000 , 2.41176970E-02 , 2.11420283E-02 , 187.688004