xper,xns,xew,xco
0.100000001 , 0.234496906 , 0.778038561 , 973.799988
0.200000003 , 7.16118515E-02 , 0.117411159 , 1125.00000
0.300000012 , 7.34370500E-02 , 6.90740049E-02 , 1125.00000
0.500000000 , 2.63462532E-02 , 2.75938064E-02 , 1125.00000
1.00000000 , 3.14122252E-03 , 4.40208241E-03 , 675.000000
2.00000000 , 1.29611185E-03 , 1.80819619E-03 , 337.500000
3.00000000 , 8.27716605E-04 , 1.27449457E-03 , 225.000000