xper,xns,xew,xco
0.100000001 , 3.44892669 , 4.67029572 , 892.650024
0.200000003 , 5.49793959 , 5.43744469 , 1031.25000
0.300000012 , 6.09562588 , 6.12158537 , 1031.25000
0.500000000 , 10.1658630 , 10.6790428 , 1031.25000
1.00000000 , 1.59522152 , 2.02841806 , 562.650024
2.00000000 , 0.226411730 , 0.369605243 , 281.325012
3.00000000 , 8.28563869E-02 , 0.134656906 , 187.688004