xper,xns,xew,xco
0.100000001 , 7.04750642E-02 , 0.127868533 , 973.799988
0.200000003 , 2.05961987E-02 , 3.45122404E-02 , 1125.00000
0.300000012 , 1.80558525E-02 , 2.36975774E-02 , 1125.00000
0.500000000 , 7.35841831E-03 , 6.72772201E-03 , 1125.00000
1.00000000 , 1.07154844E-03 , 1.35888590E-03 , 675.000000
2.00000000 , 1.19874626E-03 , 1.22016598E-03 , 337.500000
3.00000000 , 1.04648049E-03 , 1.17407681E-03 , 225.000000