xper,xns,xew,xco
0.100000001 , 1.56772959 , 1.15861428 , 892.650024
0.200000003 , 1.96239626 , 1.85171771 , 1031.25000
0.300000012 , 2.76960373 , 2.06150723 , 1031.25000
0.500000000 , 2.38929176 , 2.12746334 , 1031.25000
1.00000000 , 0.903436184 , 0.510333598 , 562.650024
2.00000000 , 0.144590065 , 9.34467241E-02 , 281.325012
3.00000000 , 4.24269773E-02 , 3.07857543E-02 , 187.688004