xper,xns,xew,xco
0.100000001 , 2.50915382E-02 , 3.95307764E-02 , 973.799988
0.200000003 , 1.40729398E-02 , 2.01474968E-02 , 1125.00000
0.300000012 , 1.73670352E-02 , 1.47145838E-02 , 1125.00000
0.500000000 , 6.67461473E-03 , 7.50996638E-03 , 1125.00000
1.00000000 , 1.66039169E-03 , 1.51569361E-03 , 675.000000
2.00000000 , 1.09809241E-03 , 9.77686723E-04 , 337.500000
3.00000000 , 6.51048729E-04 , 9.99053125E-04 , 225.000000