xper,xns,xew,xco
0.100000001 , 0.763536811 , 0.364542574 , 892.650024
0.200000003 , 0.348002851 , 0.115561329 , 1031.25000
0.300000012 , 6.70286641E-02 , 4.39215824E-02 , 1031.25000
0.500000000 , 1.31194191E-02 , 1.27847511E-02 , 1031.25000
1.00000000 , 1.25360824E-02 , 1.02502154E-02 , 562.650024
2.00000000 , 1.06492983E-02 , 7.46440561E-03 , 281.325012
3.00000000 , 5.08283637E-03 , 7.24956300E-03 , 187.688004