xper,xns,xew,xco
0.100000001 , 0.658074617 , 0.601557910 , 892.650024
0.200000003 , 0.202492595 , 0.209762216 , 1031.25000
0.300000012 , 8.93681198E-02 , 8.63353014E-02 , 1031.25000
0.500000000 , 3.55655551E-02 , 5.24856448E-02 , 1031.25000
1.00000000 , 3.46077159E-02 , 2.33105775E-02 , 562.650024
2.00000000 , 2.40210220E-02 , 1.99015830E-02 , 281.325012
3.00000000 , 2.03076694E-02 , 1.67159904E-02 , 187.688004