xper,xns,xew,xco
0.100000001 , 6.86239228E-02 , 7.38066956E-02 , 892.650024
0.200000003 , 4.45970334E-02 , 4.59298864E-02 , 1031.25000
0.300000012 , 3.68762873E-02 , 3.72396670E-02 , 1031.25000
0.500000000 , 3.45276967E-02 , 2.86554247E-02 , 1031.25000
1.00000000 , 2.66274642E-02 , 3.20956446E-02 , 562.650024
2.00000000 , 2.34740358E-02 , 2.32681744E-02 , 281.325012
3.00000000 , 2.27132365E-02 , 1.71031412E-02 , 187.688004