xper,xns,xew,xco
0.100000001 , 0.365174979 , 0.763887405 , 973.799988
0.200000003 , 6.64528906E-02 , 9.99138281E-02 , 1125.00000
0.300000012 , 6.71636611E-02 , 5.91972284E-02 , 1125.00000
0.500000000 , 1.93878971E-02 , 1.88569799E-02 , 1125.00000
1.00000000 , 2.79675843E-03 , 2.49686604E-03 , 675.000000
2.00000000 , 1.32851244E-03 , 1.78329297E-03 , 337.500000
3.00000000 , 8.77660641E-04 , 8.29041528E-04 , 225.000000