xper,xns,xew,xco
0.100000001 , 0.273204327 , 0.781841338 , 973.799988
0.200000003 , 7.17232153E-02 , 8.51180702E-02 , 1125.00000
0.300000012 , 5.57397865E-02 , 5.05438074E-02 , 1125.00000
0.500000000 , 2.15706620E-02 , 1.87953543E-02 , 1125.00000
1.00000000 , 2.55703018E-03 , 4.36086440E-03 , 675.000000
2.00000000 , 1.14984741E-03 , 1.75529392E-03 , 337.500000
3.00000000 , 1.13296648E-03 , 1.40190718E-03 , 225.000000